Alkylene
亚烃基, 烯化, 烷撑
🗣️ 情景例句
Don't forget Susan.
别忘了Susan。
Congratulations on your having passed the test.
我恭喜你通过了考试。
He used to sleep during the day and work at night, quite unaware of the fact that he had become the ghost of Endley.
白天睡觉，夜里出来干活，一点不知道自己已成了恩得利家场的活鬼。