Cib.
[医] 食物
🗣️ 情景例句
Ah, yes. Flour, sugar, butter.
对了。 粉 糖 牛油。
One cannot make a silk purse out of a sow's ear.
朽木不可雕。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）