FAQs About the word off-the-books

私下的

not reported or recorded

後渠道,秘密的,閉門,隱蔽的,非正式,私有的,隱蔽,偷偷摸摸的,臥底,地下

打開,公開的,公共的,認可的,公開的,直接的,未分類,無限制的,正大光明的,清楚

offsprings => 後代, offshoots => 分支, offscreen => 畫外, off-loading => 卸載, off-loaded => 卸掉,