词汇	gravity roller
释义	gravity roller 重力辊道
随便看	controlling valu controlling value controlling valve controlling vane control l ing vane controlling variable controlling vibration velocity controlling voltage controlling waste water controlling water kick controlling way controlling wind to melt phlegm controlling working fluid flow Controlling Your Emotions control link control linkage control linkages with power assistance control list control lists controllment with the single-chip microcomputer controll module control load control loading system control lock control lock cable