Esterlfication
[机] 酯化作用
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
There's a ten thirty flight in the morning.
早上10点半有班机。
I find listening really hard. Sometimes it's just impossible to understand.
我觉得听力很难。有时简直听不懂。