Biserrate
[植]重锯齿的
🗣️ 情景例句
But Dad is always so busy.
但是爸爸总是那么忙。
My right arm hurts. It hurts right here.
我的右手臂受伤。 它恰好受伤在这里。
A navy ship was in a port in Scotland for repairs.
一艘军舰停靠在苏格兰的一个码头等待维修。