Polyheme
[医]多聚体血红蛋白<血液替代品>
🗣️ 情景例句
We have a wide connection in U.S.A.
我们在美国各地有广泛业务关系。
Talk of an angel and you'll hear his wings.
说到曹操，曹操就到。
It is no use learning without thinking.
学而不思则惘。