Cholesterin
n. 胆固醇
🗣️ 情景例句
This winter has been a cold one.
目前来看，今年冬天算比较冷的。
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
Modern machines can make the copy bigger or smaller, lighter or darker and copy onto both sides of the paper.
代机器可以放大、缩小、制作较亮的或较暗的复印件，也可以在纸的两面复印。