1·The ulcer has perforated.
溃疡已穿孔。
—— 《新英汉大辞典》
2·Current retinal procedures to repair detachments or RIPS, for example, may involve several incisions in the eye and stitches to tie off the perforated areas.
比如现在的修复视网膜脱落或破裂的治疗流程，可能要在眼睛里做几个切口并且缝合，重新连上穿孔区域。
3·Farmers like Mr Errotabere have begun to use water more efficiently, dripping it through perforated hoses rather than flooding fields.
像艾罗塔·贝尔先生一样的农民已经开始更高效地利用水资源，用穿孔的软管滴水取代大面积地灌溉土地。
4·The Stones’ 1972 double album Exile on Main St. employed a gatefold cover and a series of 12 perforated postcards with inserted images from photographer Norman Seeff.
滚石乐队1972年的双面专辑《颓废大街》则制作了一副折叠插页封面以及一套12张由摄影师诺曼•瑟福提供影像的穿孔明信片。
5·A document may be signed by handwriting, facsimile signature, perforated signature, stamp, symbol or any other mechanical or electronic method of authentication.
单据可以通过手签、签样印制、穿孔签字、盖章、符号表示的方式签署，也可以通过其它任何机械或电子证实的方法签署。