Keypunch 的中文意思及词根分析

📝 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;

Do you have to feed plants like you feed chickens? Or do they grow up by themselves?

你得要像喂小鸡那样去喂幼苗吗？还是它们自己长大呢？

Well, you just need lots of practice. The more you listen to English, the easier it becomes.

噢，你需要大量的练习。英语你听的越多，就越容易听懂。

Where's that?

苏格兰在什么地方？

更多情景英语 ›

kantele

Karelian Isthmus

kedjeree

kephalophosphoric acid

kicker

kinships

kissack

knock spots off someone