Pbe
[医] 牛结核菌乳剂(牛型结核菌经培养后制成的结核菌素)
🗣️ 情景例句
He's very nice.
他很不错。
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
I'm doing some washing and John is cooking dinner.
我正在洗衣服，约翰在做晚饭。