M-f
[医][=(male/female)ratio]男女比率，男女比例
🗣️ 情景例句
Good morning. This is Huang Feng.
早上好，我叫黄凤。
The computer is going to kill me.
我快要被电脑逼死了。
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。