Diethyldithiocarbamic acid
[建] 二乙基二硫代氨基甲酸
🧩 词语组成解析
🗣️ 情景例句
We haven't heard from him for weeks but we're still hoping for a letter.
我们已经有几个星期没有他的消息，但仍然盼望着他的来信。
I should not hesitate a moment to prefer the latter.
我会毫不犹豫地选择后者。
My brother has never been abroad before, so he is fending this trip very exciting.
我弟弟以前从未出过国，因此，他觉得这次旅行非常激动人心。