我觉得你最好买个蒸汽的消毒器.I think it's better to buy a steam sterilizer.拐杖, 壁挂式动态空气消毒器KT-B60还哟偶其他规格.Crutches, wall - mounted air sterilizer dynamic KT - B 60 also dual yo other specifications.采用示踪实验研究紫外线消毒器的水力特性.Hydraulic char...
Utterly devoted to the people,he gave his life in saving his patients.他忠于人民,把毕生精力用于挽救患者的生命。Labor - saving devices have emancipated women from kitchen drudgery.许多节省劳力的设备使妇女摆脱掉乏味的厨房杂役.Dave worked in Lincolnshire warehouse ...