Enterocrinin
促肠液激素
🗣️ 情景例句
I heard that some tours actually go down into the canyon. Is that true?
我听说有的旅游团真正下到峡谷里去了。那是真的吗？
Though the fox run, the chicken hath wings.
狐狸虽会跑，小鸡有翅膀。
I don't doubt that he will help me.
我不怀疑他会援助我。