单词	porthole
释义	port·hole (pôrthōl′) n. 1. Nautical A small, usually circular window in a ship's side. 2. An opening in a fortified wall; an embrasure.
随便看	headstall headstand head start headstock headstone headstream headstrong heads up heads-up heads-up display head-to-head head trip head voice headwaiter headwaitress head wall headwater headway headwear headwind head wind headwoman headword headwork headworker

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。