Serrations
(serration 的复数) n. 锯齿状, 锯齿边\\n[医] 锯齿形, 锯齿构造
🗣️ 情景例句
We are four in all.
我们家共有四口人。
If you're hungry, we can eat dinner now.
如果你饿了，我们现在就去吃饭。
I can let you have this kind cheaper.
我可以算你便宜一点。