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塵器都是借吸力工作的。
- Shanghai Vacuum Electron Device Co, Ltd. 上海真空電子器件股份有限公司。
- A display device that uses a cathode ray tube. 一種使用陰極射線(xiàn)管的顯示裝置。
- His wife's death left him a vacuum in his life. 他妻子的去世使他的生活變得空虛。
- If took ten men to wrestle the device into place. 用了10個(gè)人才把那臺裝置挪動(dòng)到位。
- Her husband's death left a vacuum in her life. 她丈夫的死使她的生活變得空虛。
- Some people are living in a vacuum. 有些人過(guò)著(zhù)與世隔絕的生活。
- A vacuum cleaner is a handy household tool. 吸塵器是一種使用方便的家庭用具。
- The shop repairs vacuum cleaners. 這家店修理吸塵器。
- The porter turned off the vacuum. 清潔工關(guān)掉真空吸塵器。
- A device used to modulate an electromagnetic wave. 調制器用以調制電磁波的裝置
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符號
- She got the information by some device. 她運用某種手段獲取了情報。
- This is a device for squaring the circle. 這是一個(gè)不可能實(shí)現的方案。
- Sealed under low pressure or a partial vacuum. 抽空密封的在低壓或部分真空狀態(tài)下密封起來(lái)的
- Let's put the new device to the test now. 現在讓我們現在來(lái)試驗這部新裝置。
- The data logger device has been fitted to ship's engine room. 數字記錄儀裝置已安裝在船只的機艙里。
- The device had undergone extensive testing. 這種裝置經(jīng)受過(guò)廣泛的試驗。
- A device used to raise the nap on a fabric. 起毛機一種用于使纖維起絨毛裝置
- An electronic device amplified the speaker's voice. 電子設備放大了演講人的聲音。
