Guamycin
[化] 瓜霉素
🗣️ 情景例句
What are you doing?
你在干什么？
The postman always comes at 2 o'clock.
邮递员总是在2点钟来。
Although Campbell reached a speed of over 304 miles per hour,
尽管坎贝尔达到了每小时超过304英里的速度，