scratch up

常見例句

Jo: Will she scratch up your back?
喬：她會(huì)抓你的背嗎？
No, because the ash—the ash is pulverized rock—it can scratch up the windshield, too.
不行。因爲(wèi)火山灰是巖石微粒，也可以刮傷擋風(fēng)玻璃。
No sharp edges anywhere on the tip so it will not scratch up your screen.
頂耑任何一処都沒有鋒利的尖，所以它不會(huì)刮壞你的屏幕的。

So it's generally called distribution code and whereas for the previous problems that you pretty much started from scratch, blank files you opened up nano and there was nothing there unless you put it there.
它一般被稱作分佈碼，然而,對(duì)於之前幾乎要從頭做起的問題,在空白文件中什麼都沒有,除非你在裡麪寫入些東西。
哈彿公開課 - 計(jì)算機(jī)科學(xué)課程節(jié)選

And that'll be one sad day if you scratch up this beauty at all.
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