| 单词 | porthole window |
| 释义 | Definition of porthole window in English:porthole windownoun
OriginEarly 18th century; earliest use found in Edward Hatton (b.?1664). Definition of porthole window in US English:porthole windownoun
OriginEarly 18th century; earliest use found in Edward Hatton (b. ?1664). |
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