您要查找的是不是：
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
- Some people are living in a vacuum. 有些人过着与世隔绝的生活。
- He puts a high value on integrity. 他对正直的评价很高。
- A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
- The shop repairs vacuum cleaners. 这家店修理吸尘器。
- The porter turned off the vacuum. 清洁工关掉真空吸尘器。
- I'm rather doubtful about his integrity. 我对这事的忠诚颇有怀疑。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- Served the public with dedication and integrity. 以无私奉献的精神廉正地为民众服务
- Our integrity as a nation is threatened. 我们国家的完整性受到了威胁。
- The integrity of the judge is unquestioned. 这位法官的正直是毫无疑问的。
- Sealed under low pressure or a partial vacuum. 抽空密封的在低压或部分真空状态下密封起来的
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- We could not pull apart two plates which enclosed a vacuum. 如果两个盘子间是真空，我们就无法将它们分开。
- Our integrity as a nation is threatened by these separatist forces. 我们国家的完整受到了这些分裂主义势力的威胁。
- Operating by means of suction or by maintaining a partial vacuum. 抽真空的用吸取的方式或用维持部分真空的方式来运作的
- You can trust him; he is a man of complete integrity. 你可以相信他，他是一个刚正不阿的人。
- He is highly respected by everyone for his integrity. 他因清廉而深受大家的尊敬。
