Hydroxytetracycline
[医]羟四环素，氧四环素，土霉素
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
Give every man thine ear, but few thy voice.
要多听少说。
the message to its home planet is barely halfway there.
那么这个信号在发回到原来的行星途中刚刚走了一半路程。