Metabotropic
代谢型
🗣️ 情景例句
Rock-a-bye, baby, on the tree top,
摇呀摇， 小宝宝， 在树梢，
I'm afraid so.
恐怕是这样。
Look, Gary!That policeman's waving to you.He wants you to stop.
瞧，加里！那个警察正朝你挥手呢。他要你停下来。