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
I wouldn't say that.
我并不那么忍为。
Forgive and forget.
不念旧恶。
They lived there before they came to China.
在他们来中国前。