螃蟹的螯the claws of a crab植物由于具有螯合机制可能影响土壤的化学特性.Plants may possibly influence soil chemistry by the possession of chelating mechanisms.确定螯合 -- 溶剂萃取法所得到的检测限颇为困难.It is difficult to define the detection limits obtained by chel...
The grain store processed flour wrappers for Chinese dumplings.这家粮店把面粉加工成面皮供包饺子用.I worked stocking shelves in a grocery store...我在一家杂货店工作,负责为货架上货。This store always has a marvellous New Year's sale.这家商店新年前后销售情况极好。Yes...