1. Please check off the parcels before we send them out.
    我们发出这些包裹之前请一一核对打钩。

1. 核对：check names 复选姓名 | check off 核对 | check on 检查

2. 查讫：check of tappet clearance 气门间隙校验 | check off 查讫 | check operator 检验员

3. check off的反义词

3. 检验,清点：check in 报到,登记,投宿旅馆 | check off 检验,清点 | check on 检查,调查

4. 核对无误,扣款：check mark核对符号 | check off 核对无误,扣款 | check outstanding 未兑现支票

1. 逐一核对;逐一检查;清点
    When you check things off, you check or count them while referring to a list of them, to make sure you have considered all of them.

    e.g. Once you''ve checked off the items you ordered, put this record in your file...
           清点完所定购的每一件东西后，将这份记录存档。
    e.g. I haven''t checked them off but I would say that''s about the number.
           我没有逐一核对过，不过，我可以说差不多是这个数。

1. put a check mark on or near or next to

    e.g. Please check each name on the list
           tick off the items
           mark off the units

    Synonym: checkmarkmark offtick offtick