Alkene
[ ['ælki:n] ]
高中 Senior High
n. [化]烯烃,链烯
🗣️ 情景例句
Don't forget to bring me a souvenir.
别忘了给我带回点儿纪念品。
Did you criticize him for his mistakes?
你因为犯错误的事批评他了吗？
You've got a point there.
你的话很有道理。