The hard maths problem tripped up most of the students.

这道数学难题大部分学生都做错了。

属类：综合句库--

This assignment is too hard, I just can’t hack it.

这个作业太难,我做不出来。

属类：综合句库--

It’s hard work; I enjoy it, though.

这事很难,不过我喜欢。

属类：综合句库--

These shoes will withstand much hard-wear.

这些鞋子很耐穿。

属类：综合句库--

Only by working hard can we succeed in doing everything.

只有努力,才能成功

属类：口语表达--

Impermeable sintered metal materials and hard metals--determination of density

致密烧结金属材料与硬质合金密度测定方法

属类：行业标准名称-国家标准名-GB/T3850-1983

They deeply cherish their hard-won right to be masters of the country and the right past to development, that is ,building socialism with Chinese characteristics. This is a road they have found after years of difficult exploration.

中国人民十分珍惜经过艰苦卓绝的奋斗而取得的当家作主的权利,十分珍惜经过长期艰辛的探索而开辟的建设有中国特色社会主义这一正确的发展道路。

属类：综合句库--

Since the founding of PRC, the Chinese people have particularly valued their hard-earned national independence, firmly upheld state sovereignty and territorial integrity

中化人民共和国诞生后,中国人民倍加珍视得来不易的民族独立,坚决捍卫国家主权和领土完整

属类：时事政治--

drilling machine (excl. hand-held),for wood cork,bone,hard rubber,hard plastics or similar hard materials

钻孔机(手持式除外),用于加工木料、软木、骨料,硬质橡胶、硬质塑料或其他类似硬质材料

属类：物品名称-机械设备-

We were worked very hard yesterday.

昨天我们给搞得非常劳累。

属类：综合句库--