Serration
n. 锯齿状, 锯齿边\\n[医] 锯齿形, 锯齿构造
📖 牛津释义
serration
n
1 [U] being serrated 锯齿状.
2 C] notch on a serrated edge 锯齿形边缘的凹口.
🗣️ 情景例句
Now let's discuss the terms of payment.
现在来讨论付款条件。
To toast, their health!
为了健康干杯！
At the moment, he's reading an interesting book.
此刻，他正在看一本有趣的书。