| 例句 |
The perforations help you tear the paper neatly and easily.齿孔有助于轻松整齐地把纸撕开。Tear along the perforated line and return the bottom part of the form.顺齿孔撕下表格的底部并交回来。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。The stamps were perforated with a number of oval holes.这些邮票之间打上了许多椭圆形齿孔。 |