mark scan

基本解释

With Barcode Hero, this means seeing everything your friends scan, mark as owned, or suggest.
條形碼大師的存在使得人們能夠看到他們的朋友掃描、評論和標記的任何商品。
Given that time limitation, I advice students to skim and scan, mark the keywords, read the questions then check them out.
在讀這樣的文章時候因爲時間非常的有限，我建議考生從頭到尾通讀一遍，然後標出關鍵詞，再對應下麪的問題廻頭找相關的細節信息。
To move a document forward in the read station from one timing mark to the next so that a new line of characters is visible to the scan head.
在閲讀機上曏前移動文件，從一個時標移到下一個，以使掃描頭可讀取一個新的字符行。