Streptothricins
[化] 链丝菌素
🗣️ 情景例句
you have a lunch appointment with Mr. Levine,
跟Levine先生约好吃午餐。
He is suffering the humiliation of failure.
他正在蒙受失败的屈辱。
Your English is improving little by little.
你的英语正在渐渐提高。