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- When sound waves enter the cochlea,which is really a tube coiled around,they set a membrane into a back and forth motion and cause a new wave. 当声波进入耳蜗这条盘旋的管道,它令薄膜前后移动并且产生新的波动。
- But when he makes a back and forth reference, his whole attitude changes. 如果他能瞻前顾后,他的整个态度就改变了。
- Sound is caused by vibrations. A vibration is a back and forth movement. 声音是由振动引起的。振动就是往复运动。
- He rocked back and forth in his rocking chair. 他坐在摇椅里前后摇晃着。
- He fluttered back and forth in the corridor. 他在走廊上烦躁不安地走来走去。
- A pendulum swings back and forth. 钟摆前后摆动。
- To hit(a ball, for example) back and forth. 来回拍击(如球)
- He promenaded back and forth on the ship's deck. 他在船的甲板上来回散步。
- Two small boats ferry people back and forth. 两只小船往返为人摆渡。
- The machine is driven by double vibratory motors,which enables the airtight sieve to keep a back and forth track of movenment with different angles and amplitude. 振动清理筛由双振动电机驱动,使密闭的筛体产生几种角度方向、几种振幅的往复振动轨迹。
- Of or resembling the motion of a pendulum;swinging back and forth. 属于或像钟摆运动的;前后摆动的
- Of or resembling the motion of a pendulum; swinging back and forth. 属于或像钟摆运动的;前后摆动的
- To swing back and forth with a steady, uninterrupted rhythm. 持续周期性地摆动以稳定的、不间断的节奏来回摇摆
- The guard walked back and forth in front of the gate. 警卫在大门前走来走去。
- When the Diamondbacks continue to shake the tail, the formation of vacuoles within the air force, entered a back and forth oscillation, the Vacuolating issued on a "Gala Gala" voice. 当响尾蛇不断摇动尾巴的时候,空泡内形成了一股气流,一进一出地来回振荡,空泡就发出了“嘎啦嘎啦”的声音。
- When the Diamondbacks continue to shake the tail, the formation of vacuoles within the air force, entered a back and forth oscillation, the Vacuolating issued on a voice for a while. 当响尾蛇不断摇动尾巴的时候,空泡内形成了一股气流,一进一出地来回振荡,空泡就发出了一阵一阵的声音。
- He walked back and forth in the lane for a long time. 他在巷子里来来回回走了很久。
- The shuttle flies back and forth on the loom. 织布机上梭子来回飞动。
- When sound waves enter the cochlea, which is really a coiled around.They set a membrane into a back forth motion and cause a new wave. 当声波进入耳蜗这条盘旋的管道,它令薄膜前后移动并且产生新的波动。
- To jerk up and down or back and forth. 上下或前后猛动