Variomycin
痘斑霉素
🗣️ 情景例句
No doubt about it.
毫无疑问。
My plane leaves at 7:25.
我乘的飞机7点25分起飞。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
两年前肯戒了烟，之前他抽了三十年烟。