Teinte b
[医] 色调B度(测定X线量的纸碟的色调)
🗣️ 情景例句
OK. I'll show you around. Let's go outside.
可以，我带您转一转。走吧。
Who is the auther of this novel?
谁是这本小说的作者？
First come first served.
先到先得。