Kerfs
(kerf 的复数) n. 劈痕, 截口, 切口\\n[机] 锯口, 截口
🗣️ 情景例句
Mary, I'm glad you called me.
Mary，很高兴你给我打电话。
You won't believe it,but it was really cheap.
你不会相信的，但这条裤子确实很便宜。
Two factors weigh heavily against the effectiveness of scientific research in industry.
两个因素严重地影响工业里科学研究的效果：