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
I made an appointment with the doctor at three.
我和医生约好3点钟看病。
The eyes of the nation are upon the government.
国民的目光都注视着政府。
Supper is ready at six.
晚餐六点钟就好了。