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...
Chambermaids will bring an iron or hair dryer on request.只要提出要求，清理房间的女服务员就会送来熨斗或电吹风。Price quotes on selected product categories will be sent on request.所选产品类别的报价承索即寄。Vietnam made an official request that the meeting be p...
Of these minerals, kaolinite, illite and chlorite are commonest.在这些矿物中, 高岭石, 伊利石和绿泥石最常见.Features of sodium chlorite bleaching for cotton knits are described.本文叙述了亚氯酸钠对纯棉针织物漂白的特点.Glauconite, hematite - limonite and some c...