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- 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。
- vacuum silage 真空青贮
- 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。
- 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。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
- 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
- Poorly fermented silage smells rancid. 发酵不好的青贮料其味道腐臭。
- Fodder preserved in a silo;silage. 贮窖的饲料贮藏在贮窖中的饲料;青贮作物
- Fodder preserved in a silo; silage. 贮窖的饲料贮藏在贮窖中的饲料;青贮作物
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- Predicting corn silage energy values? 预测玉米青贮的能值?
- 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。
- Silage making of sugarbeet chips in plastic bales. 外文期刊 Long storage of pressed [sugarbeet] chips.
- 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
- Cows are not only fed with concentrate but silage. 牛只不仅被喂食精料而且也有青贮饲料。
- On Saturdays we dust and vacuum. 每星期六我们扫除灰尘并用真空吸尘器打扫。