N-octadecanoic acid
[建] 硬脂酸
🧩 词语组成解析
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
That's not my fault.
那不是我的错。
Many of them have to wait six months for their goods.
许多顾客不得不等上半年才得到所需的商品。