N-hydroxyethyliminodiacetic acid (himda)
[化] N-羟乙基亚氨基二乙酸
🧩 词语组成解析
🗣️ 情景例句
After you.
请先走。
He is eating a little.
他只吃了一点儿。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。