Valethamate
甲苯基戊酸二乙氨基乙脂
🗣️ 情景例句
Oh, one minute.
噢 再等一分钟。
My sister worked as a secretary before she got married.
在她结婚了以前，我的姐姐为一位秘书。
What do you do in the theatre?J:
你在剧院做什么工作？