蒋健棠英语广播 Episode54:物种灭绝

1. scientist,科学家。
eg:Scientists say they've already collected more data than had been expected.
科学家们说他们已经搜集到比预期更多的数据。

2. extinct,绝种的,灭绝的。
eg:The passenger pigeon is extinct.
旅鸽已绝种。

3. to have something to do with…，和…有关。

4. behavior,行为。
eg:He was on his best behavior.
他表现极好。