Pentyloxy
戊氧基
🗣️ 情景例句
A gift from me.
这是我的一件礼物。
Don't put the cart before the horse.
勿本末倒置；勿倒果为因。
Mr.Sawyer comes home from work.He arrives home late.
索耶先生下班回家。他到家很晚。