Olefins
n. 烯烃; 链烯
🗣️ 情景例句
Why will the voters vote for you against Boswell,Mrs. Stewart?
为什么选民会投票支持你和Boswell对抗呢，Stewart太太？
The longest way round is the shortest way home.
绕道似最远，归程是捷径。
They told us to go home but we went on.
他们要我们回家去，可我们继续行进。