Rhamnolipid
鼠李糖脂
🗣️ 情景例句
What's the reason why you left your previous employer?
你离开原来那个雇主的原因是什么？
Sleeping is the best cure for waking troubles.
睡眠是良药，专治醒时愁。
I was walking home when I met Dave.
我碰到大卫时，我正往家走。