Corynecin
[化] 棒状杆菌素
🗣️ 情景例句
What does NATO stand for?
NATO代表什么？
How is the weather today?
今天天气如何？气温多少度？
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，