| 单词 | vacuum |
| 释义 | vacuum nounadjective | verb + vacuum adjective➤perfect完全真空▸➤cultural, moral, political, spiritual文化真空；道德真空；政治真空；精神空虚◆the writer criticized the moral vacuum in society.作家批评了社会的道德缺失。➤power权力真空◆her resignation left a power vacuum in the government.她的辞职造成政府出现了权力真空。➤leadership领导层真空➤security安全真空verb + vacuum➤create, leave, produce制造／留下／产生真空◆the machine then creates a vacuum.这样机器便制造出一个真空。➤fill填补真空◆other gases rush in to fill the vacuum.其他气体涌进来充满真空。vacuum¹/ˈvækjuəm ||; ˈvækjυəm/noun[c] 1. a space that is completely empty of all substances, including air or other gases 真空: ◇vacuum-packed foods (= in a pack from which the air has been removed) 真空包装的食品 2. [usu.sing] a situation from which sth is missing or lacking 缺少某物的情况；空虚 3. (informal 非正式)=vacuum cleaner 4. [usu.sing] the act of cleaning sth with a vacuum cleaner 用真空吸尘器打扫: ◇to give a room a quick vacuum 用吸尘器打扫一下房间 vacuum²/ˈvækjuəm ||; ˈvækjυəm/verb [i,t] to clean sth using a vacuum cleaner 用真空吸尘器清扫 [syn] hoover 同义词为hoovervacuumsee ⇨ clean 7☞ vacuum¹☞ vacuum² |
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