At the same time, the intake port, now cleared by the piston, begins to deliver air-fuel mixture, under pressure, to the cylinder.

同时,活塞使进气口露出,受压缩的可燃混合气开始进入气缸。

属类：工程技术-汽车-

Dehydration: Loss of water, almost always along with salt, from the body, caused by restricted water intake or excessive water loss.

脱水:指人体内水分的丢失，通常伴随了盐分的丢失，是由喝水太少或大量水分流失的原因所造成。

属类：化学及生命科学-医学-生理与解剖

External respiration is the exchange of oxygen and carbon dioxide in the lungs. Internal respiration is the intake of oxygen by the individual cells of the body and the release of carbon dioxide.

外呼吸是肺中氧与二氧化碳的交换。内呼吸是人体个别细胞吸人氧．及释放二氧化碳。

属类：化学及生命科学-医学-人体

I would have to measure his fluid intake and outtake and restrict his fluid intake to 700 cc per day

我必须测量他的液体摄入和排出，限每天液体摄入700CC。

属类：综合句库--

The energy and protein intake among the urban and rural population have been basically satisfactory

我国城乡居民能量及蛋白质摄入得到基本满足

属类：应用文体-报告-营养调查报告

Our intake will be four thousand.

我们将招收四千名学生

属类：学习英语-语法例句-

Our school is gearing up for an increased intake of pupils.

我们学校正在作好准备以接受更多的学生。

属类：综合句库--

Bed rest, high fluid intake , and aspirin or other antifever drugs are standard treatment. Influenza A tends to occur in wavelike annual pandemics.

卧床休息，服用阿司匹林和其它解热镇痛药是标准的治疗法。A型的流行周期是二～三年;B型四～五年;在世界上的流行大致呈波浪状。

属类：化学及生命科学-医学-

The hypothalamus influences food intake , weight regulation, fluid intake and balance, thirst, body heat, and the sleep cycle. Disorders can produce pituitary dysfunction, diabetes insipidus, insomnia, and temperature fluctuations

下视丘还影响食物的摄取，体重的调节，液体的摄入量及平衡，口渴感，体温和睡眠周期。下视丘疾患会引起脑下垂体功能障碍、尿崩症、失眠和体温的异常波动。

属类：化学及生命科学-医学-生理与解剖

Associate Professor Georgia Guldan, a nutrition science specialist at the Chinese University of Hong Kong, says this is due, in part, to the high salt content of Chinese diets, but may also be related to low calcium intake

香港中文大学的营养学专家乔治亚·古尔丹副教授说，其原因部分应归咎于中国人饮食中高含量的盐份，但可能也和钙的低摄入量有关。

属类：综合句库--

A progressive wasting of the body,occurring chiefly in young children and associated with insufficient intake or malabsorption of food.

消瘦身体逐渐变瘦，主要见于儿童，往往与食物摄入不足或消化不良有关

属类：综合句库--

A fresh air-fuel charge enters through the intake port, and the Burned gases exit through the exhaust port. The complete cycle of operation is as follows.

新的可燃混合气通过进气口进入,燃烧过的废气从排气口排出．整个工作过程如下

属类：工程技术-汽车-

The pressure which is built up on the air-fuel mixture then causes it to flow up through the intake port into the engine cylinder when the piston moves down far enough to clear the intake port

压力使片簧阀关闭,这样,活塞进一步的向下运动压缩留在曲轴箱中的可燃混合气。

属类：工程技术-汽车-

Acute cases are treated by controlling pain, preventing or relieving shock, inhibiting pancreatic-juice secretion (including eliminating oral intake of food), avoiding infection, and replacing lost fluids and salts.

严重的病例的治疗方法包括疼痛控制、预防或缓和休克、抑制胰液分泌(包括禁食)、避免感染，并补充流失的液体和盐分。

属类：化学及生命科学-医学-

That is to say, each cylinder has two valves, an intake valve and exhaust valve.

也就是说,每个气缸有两个气门,即进气门和排气门。

属类：工程技术-汽车-

There is no immediate advantage to be derived from supplementation except perhaps to ensure an adequate intake of magnesium

也许除了保证引入适量的镁以外，补充精饲料不会立即得到什么好处。

属类：综合句库--

Some research shows that when people include nuts in their diet, total calorie intake does not increase, and appetite may actually decrease

一些研究表明当人们在饮食中加入坚果时，摄入的总热量并未增加，而且食欲很可能会因此下降。

属类：综合句库--

The roe, or eggs, of some species are eaten as caviar. After cereals, seafood may be mankind’s most important food, furnishing about 15% of the world’s protein intake .

一些种类的鱼卵或蛋通常作为鱼子酱食用。除谷类外，海味可能是人类最重要的食物，占世界蛋白质摄取的15%。

属类：行业术语-农业-食品

An eating disorder in which one alternates between abnormal craving for and aversion to food. It is characterized by episodes of excessive food intake followed by periods of fasting and self-induced vomiting or diarrhea

饮食失常一种饮食无序，在这种情况下，一个人常常处于不正常的贪食和厌食的交替状态，特点是偶尔的暴饮暴食继而又很快的引起呕吐或腹泻

属类：综合句库--

The percentage of good quality protein among the total protein intake has been increased from 17% to 31%, energy contribution from fat increased from 19% to 28%, energy contribution from carbohydrate has been decreased from 70% to 61%

优质蛋白质占蛋白质总量的比例从17%增加到31%、脂肪供能比由19%增加到28%，碳水化合物供能比由70%下降到61%。

属类：应用文体-报告-营养调查报告

Reduced pressure near the partially closed throttle valve caused the fuel to flow from the idling jet into the intake air.

由于部分关闭的节流阀附近的压力下降，燃油由怠速喷口喷入吸进的空气。

属类：工程技术-机械与工具-

Nutritional supplements, required by some people, do not compensate for an unhealthy diet. Sufficient water is always essential. Inadequate nutrient intake or absorption leads to malnutrition and disease.

有些人服用的营养补给品并无法补偿不健康的饮食。足够的水分是必要的。不适当的营养摄取或吸收会导致营养不良及疾病。美国食品药物管理局与其它机构都有评估营养需求。

属类：化学及生命科学-医学-

In the two-stroke-cycle, or two-cycle, engine, the intake and compression strokes and the power and exhaust strokes are in a sense combined. This permits the engine to produce a power stroke every two piston strokes, or every crankshaft rotation.

在二行程发动机中,进气和压缩行以及作功和排气行分别合并在一起的,这使得二行程发动机每两个行程,即曲轴旋转一周,就完成一次工作循环。

属类：工程技术-汽车-

In the engine, cams on the camshaft cause the intake and exhaust valves to open. There is a cam on the camshaft for each valve, or two cams per cylinder.

在发动机中,凸轮轴上的凸轮控制进气门和排气门的开启和关闭．每个气门有一凸轮,每一个气缸就有两个凸轮。

属类：工程技术-汽车-

In many engines, the thermostat is located in a well in the intake or exhaust manifold

在很多发动机内，恒温控制器装在进气岐管或排气岐管的空腔中。

属类：综合句库--

After the piston reaches BDC, or the lower limit of its travel, it begins to move upward. As this happens, the intake valve closes. The exhaust valve is also closed, so that the cylinder is sealed.

在活塞到达下止点时,或者是活塞下限时,活塞开始向上运动。同时,进气门关闭,排气门也关闭,所以这时的气缸是封闭的。

属类：工程技术-汽车-

On the intake stroke, the intake valve has opened, the piston is moving downward, and a mixture of air and vaporized gasoline is entering the cylinder through the valve port.

在进气行程中,进气门打开,活塞向下移动,可燃混合气通过进气门进入气缸。

属类：工程技术-汽车-

Only about one out of every four American women gets the recommended daily calcium intake --1,000 to 1,300 mg, the equivalent of about three and a half cups of skim milk--often because they’re shunning dairy products in an attempt to lose weight

在美国，大约只有1/4的妇女每日钙的摄取量达到专家建议的标准，即1000至1300毫克，相当于3.5杯脱脂牛奶中的所含的钙,他们不敢食用奶制品是因为想减肥。

属类：综合句库--

In the United States, they supply less than that percentage, in fact only about 50%, of the human calorie intake .

在美国,它们提供的能量少于这一百分比,实际上只有大约50%

属类：工程技术-食品工程-

In four-stroke engines, each cycle requires four strokes of the piston-intake , compression, power (expansion), and exhaust-and two revolutions of the crankshaft.

在四冲程内燃机里，每一循环需要活塞的四次冲程(即吸气、压缩、动力和排气)，同时曲轴旋转两周。

属类：工程技术-机械与工具-