Arrowheads
n. 箭头( arrowhead的复数形式 ); 箭镟; 楔形符号; <植>慈菇
🗣️ 情景例句
It's common practice.
这是惯例。
Yes,I will.
行。
After chipping through a wall which was eighteen inches thick, they found that a man had been trapped in the chimney.
他们凿透了18英寸厚的墙壁，发现有个人卡在烟囱里。