Introduction : explain for what reasons animals are used in experiments and make clear on which side you are: Is animal testing OK or are you an animal rights activist?

介绍:实验，清楚表达你的立场:(你认为)动物实验是可以的，或者你是个动物权利保护者

属类：学习英语-教材英语-高一课文

Introduce to; give introduction to

介绍给;引入;传到

属类：学习英语-成语例句-

The introduction of English poetry to China came late .

英文诗歌很晚才流传到中国。

属类：学习英语-教材英语-高二上

The Xia Dynasty saw the first introduction in Chinese history of the slave system.

中国历史上最初进入奴隶社会是在夏朝。

属类：学习英语-叙述句-历史句

This is only a quick introduction to conditionals. In a future episode of Everyday Grammar, we will talk about past and mixed conditionals. Until then, we will leave you with country music stars Johnny Cash and June Carter.

以上只是条件句的简单介绍。在日常语法的下期节目中，我们将会讨论过去条件句和混合条件句。在此之前，我们先来听一下乡村音乐歌手约翰尼·卡什（Johnny Cash）和琼·卡特（June Carter）合唱的这首歌。

属类：学习英语-Everyday Grammar 日常语法-日常语法：条件句