Sinkhead
[冶]浇口杯, 补缩冒口
🗣️ 情景例句
This weekend I'm going to install a home security system.
这个周末我要装一套家庭保安系统。
He hasn't answered my letter yet.
他还没有给我回信。
It caused devastation by burrowing and by devouring the herbage which might have maintained millions of sheep and cattle.
它们在地下打洞，吃掉本可以饲养数百万头牛羊的牧草，给澳洲大陆造成了毁灭性的破环。