Nonoic acid
[化] 壬酸
🧩 词语组成解析
🗣️ 情景例句
before the guests arrive.
在客人到达之前。
Suits you well.
蛮配的。
The whole village has been working day and night gathering and threshing this year's crop before the September rains.
全村的人都日夜奋战，要赶在9月的雨季之前把今年的庄稼收获上来，打完场。