Constant wheelchair use will scuff almost any floor surface.任何地板上经常有轮椅走动几乎都会有所磨损。He is now quadriplegic and confined to a wheelchair.现在的他四肢麻痹，只能呆在轮椅上。The person can transfer from wheelchair to seat with relative ease.那个人...
一种棘齿装置把线从线轴转到梭心上。A ratchet mechanism transfers the thread from spool to bobbin.操作杆进一步弯曲，线轴发出刺耳的吱吱声。The rod bent double, the reel shrieked and ratcheted.它的穿线过程很复杂,要用三个线轴.It has an elaborate threading process that uses thr...
His total disinterest in money puzzled his family.他对金钱毫无兴趣使他的家人感到迷惑不解。It is to the disinterest of the public.这对公众是不利的.We have had to contend with the disinterest of much of the medical profession about this topic.我们必须全力对...
去年，这个集团的纯利润率为30%。The group had a net profit margin of 30% last year.与纯电动汽车不同，混合动力车永远不需要接电源。Hybrids, unlike pure electric cars, never need to be plugged in.“香薰精油”并非纯精油，而是经过稀释的。"Aromatherapy oils" are not pure essential oi...
动物确定声音发自某地点的能力animals' ability to localize sounds他在北方某地工作.He is working at some place in the north.部队被派到前线某地去了.The troops have been sent to somewhere at the front....