| 释义 |
per·fo·rate /ˈpɜːfəreɪt/ vt. | vi. | a.
I ❶ vt.
1. 在…上开孔；使穿孔
perforate a carton to give a captured bird air 在纸箱中开孔让抓获的鸟透气
He perforated his opponent's shield with his lance. 他用矛刺穿了对手的盾。
The ulcer perforated the duodenal wall. 溃疡造成了十二指肠壁穿孔。
2. 在…上打齿孔(或孔眼线)；用齿孔(或孔眼线)打成
perforate a computer tape 在计算机纸带上打孔
Sheets of postage stamps are perforated. 大张的邮票上打有齿孔。
The edge of the order blank in the catalog was perforated so that it could be torn out easily. 商品目录中空白订单的边沿打有孔眼线，便于撕下。
Thousands of different patterns could be perforated by the tool. 这件工具可以打出数以千计不同的齿孔图案。
3. 打孔穿透；打孔穿入
The well was perforated from 9082 to 9092 feet. 这口井从9082英尺钻至9092英尺。
❷ vi.
穿孔；穿透；穿入
Her appendix perforated before she reached the hospital. 她未到医院阑尾就已穿孔了。
II /ˈpɜːfərɪt，-reɪt/
a.
1. 穿孔的；有孔的
2. 有齿孔的，有孔眼线的
a perforate coral 有孔珊瑚
[< L perforāre < PER-+ forāre to pierce] |