Phenylethene
[医] 苯乙烯, 桂皮烯
🗣️ 情景例句
Really?
真的？
Never judge by appearances.
人不可貌相。
A temporary rudder was made on board from spare planks and it was fitted with great difficulty.
船员用备用的木板在船上赶制了一只应急用的舵，并克服重重困难将舵安装就位，