| 单词 | mail guard |
| 释义 | Definition of mail guard in English:mail guardnoun
OriginLate 18th century; earliest use found in John Wolcot (d. 1819), poet and satirist. Definition of mail guard in US English:mail guardnoun
OriginLate 18th century; earliest use found in John Wolcot (d. 1819), poet and satirist. |
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