Teinte b
[医] 色调B度(测定X线量的纸碟的色调)
🗣️ 情景例句
My mother has a touch of the flu.
我妈得流感了。
School should be a time for learning.
学生时代，应该学习许多重要的事情。
He slept very well for the first two nights,
头两天晚上，他睡得非常好。