Keypunch - vi. 用打孔机打孔;，怎么读怎么用

📝 例句

Of equipment; without a motor and intended for hand operation a manual keypunch a manual typewriter.

对设备而言, 指无马达和用手操作的设备(如人工键穿孔机、人工打字机).

perforate pierce punch puncture blank

wafer n. 圆片，晶片;薄脆饼;[电]薄片;[宗]圣饼; vt. 用胶纸封;

undo vt. 松开，解开;取消，废除;毁灭;扰乱; vi. 撤销;

logarithm n. 对数;

polynomial adj. 多项式的，多词学名（指由两个以上的词构成的学名）的; n. 多项式，由2字以上组成的学名;

symbolic adj. 象征的，象征性的;

contouring n. 作等值线;作恒值线（法）;造型;外型修整;

warranty n. 保证，担保;[法]（商品等的）保单;根据，理由;授权，批准;

metafile n. 元文件，图元文件;

I say, let's go out for a drive next Sunday.

我说，咱们下星期天开车出去兜兜风吧。

We are trying to collect money for a wildlife project.

我们正在设法募集资金搞一个野生动物项目。

It took a very long time to carve a page for a book.

刻一页书要花费的时间太长。

更多情景英语 ›

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