Methionyl
甲硫氨酰基
🗣️ 情景例句
That's easy. Walk to the corner.
很好找。你走到拐角
Let me guess.
让我猜一猜。
I shook my head and held up five fingers indicating that I was willing to pay $5.
我摇摇头，伸出5根手指表示我只愿出5镑钱。