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- Around 1900 the pianola is introduced.This instrument, which is played by perforated paper rolls, becomes a world-wide success. 大约1900年，自动钢琴出现，它由打孔的卷纸来演奏，很快成功行销全球。
- The finished book will include facsimiles of every card, on perforated paper, so that readers can reshuffle them.It's a perfectly Nabokovian concoction, a tantalizing puzzler from the beyond. 最终出版的书籍会包括在打孔纸上精确复制的每张卡片，这样读者们就可以重新组合它们这真是完美的纳博科夫式大餐，来自彼岸，让人抓狂的迷题。
- In communications, a manual switching system where incoming messages to the switching center perforate paper tape. 在通信技术中，一种人工信息[报文]交换方法，即进入交换中心的（信息）报文用手工在纸带上穿孔。
- In perforated continuous forms paper, the interval between cuts. 在穿孔的连续格式纸上，割线之间的间距。
- His sooty hand smudged the paper. 他被煤烟熏污的手把纸弄脏了。
- Sheets of postage stamps are perforated. 一张张的邮票都打过接缝孔。
- The target was perforated by bullets. 靶子上全是子弹打穿的孔。
- All its stock in trade is glossy paper backs. 该店的全部现货是光面的平装书。
- Hard copy is computer output on paper, printing or graphics. 硬拷贝是出现在纸上、印刷上或图表上的电脑输出。
- The name and address of the firm are embossed on its paper. 商号的名字和地址凸印在信笺上。
- Having no opening; not perforated. 不开口的，不穿孔的
- The paper has a wide readership. 该报拥有广泛的读者。
- The boy is daubing a piece of paper with red ink. 那孩子正在用红墨水在纸上乱涂。
- I take a peck at my neighbor paper. 我偷看隔壁的考卷。
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- The little girl drew a square on the paper. 小女孩在纸上画了一个正方形。
- The mill where we often labour is a paper mill. 我们经常劳动的工厂是造纸厂。
- pliers for perforating paper or leather. 用来给纸或皮革打孔的钳子。
- That paper has yellowed with age. 那张纸因年代久远而泛黄了。
- A corrugated or perforated conducting plate in a storage battery. 极板网栅，蓄电池电极板蓄电池中呈波纹状或有孔的导电板
