Leucacene
[化] 苊热裂烃
🗣️ 情景例句
We all condemn cruelty to children.
我们一般谴责虐待儿童的行为。
I'm not sure what time I'm coming back.
我不肯定我什么时间回来。
Thank you very much for asking me to Ann's party on Sunday.
非常感谢你邀请我参加星期天安的聚会。