Oxypyridine
羟吡啶
🗣️ 情景例句
I care about more lockers for the teachers.
我关心教师要有更多的储物柜。
I tried calling you several times yesterday but I couldn't get through.
我昨天给你打了几次电话，但都没有打通。
Think it over.
仔细考虑一下。