科技汉语词汇

num: 134
tag: 预科科技汉语
word: 封闭
english: close
french: fermer
arabic: مغلق
pinyin: fēnɡbì
explanation: (动)①严密盖住或关住,使断绝或隔绝:~门户|~消息。②查封;强行关闭:~赌场。[反]开放|开启。
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