Lauramide
月桂酰胺, 十二酰胺
🗣️ 情景例句
How good is your English?
你英语有多好？
What's bothering you?
什么在困扰你？
But we do not need to send men down to get the oil out, as we must with other mineral deposits.
但是，我们不必像开采其他矿藏那样，把人送到地下去把石油取出。