Backfills
回填（挖掘的洞穴）( backfill的第三人称单数 )
🗣️ 情景例句
There's coffee ready.
咖啡准备好了。
I will warn you.
我会警告你。
After working with bees for many years, Professor Von Frisch was puzzled by something he had noticed again and again.
在和蜜蜂打了多年的交道后，冯·弗里施教授对他反复注意到的事感到迷惑。