The word 'sub' as a noun refers to a submarine, substitute, or subway; as a verb, it means to act as a substitute or to subedit.
单词 'sub' 作名词指潜水艇、代用品、替补队员或地铁，作动词指做替身或审校。
| 单词 | sub |
|---|---|
| 音标 | [sʌb] [sʌb] |
| 释义 | n.["潜水艇","代用品，代替者，替补队员","地铁","审校员"] vi.["做替身，做替补队员","做替身，审校（文稿）"] |
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