Backfields
n. 后卫；守卫区
🗣️ 情景例句
Grandpa!
爷爷！
A full cup must be carried steadily.
杯满盈，须持稳。
It was no use pretending that I had not seen him, so I waved to him.
若再装作没看见他已是没有用了，我只好向他招手。