Polioencephalitis
[医]脑灰质炎
🗣️ 情景例句
Did you ever think of photographing an aerobics class?
你想过拍摄有氧运动课吗？
Button holes are very hard to sew.
要缝钮扣洞非常难。
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。