Ester exchange(reaction)
[化] 酯交换
🧩 词语组成解析
n. 酯\\n[化] 酯
🗣️ 情景例句
I'm afraid not. We don't generally accept a letter of credit.
恐怕不行，我们一般不采用信用卡。
How many of these are you going to lend her?
你要借多少给她？
'Of course not.'
“当然没有。”