Throughflow
n. (液体、气体等的)通流,直流
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
Care brings grey hair.
忧虑催人老。
Best wishes,
衷心地祝福你，