episode54
1. scientist,科学家。
2. extinct,绝种的,灭绝的。
The passenger pigeon is extinct.
旅鸽已绝种。
3. to have something to do with…,和…有关。
4. behavior,行为。
He was on his best behavior.
他表现极好。
节目片段节选自CNR
剪切:蒋健棠
编辑:蒋健棠
主讲:蒋健棠
“欢迎转载这系列节目,但请注明来源为可可听力网-[蒋健棠教你听英语广播]”