Diethyl arsinic acid
[化] 二乙次胂酸
🧩 词语组成解析
a. [化]二乙基的
次胂酸
🗣️ 情景例句
In town. At the hardware store.
在镇上。在五金行里。
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
You're not busy doing anything, are you?'
你不忙，是吗？”