An electric razor that meets the European Union's safety standards must be approved by American testers before it can be sold in the United States,

一把符合欧洲联盟安全标准的电动剃须刀必须得到美国检测人员的认可，方可在美国市场上销售；

and of offering to the tenants offices and apartments that please them.

和向租房人提供使他满意的办公室和住房。

if, in a word, beauty means something, yet we must not seek to interpret the meaning.

一句话，如果美有某种意义的话，我闪，千万不要去阐明它的意义。

feel that they have not received adequate treatment unless they are able to carry home with them some tangible remedy in the shape of a bottle of medicine,

觉得没算得到充分的治疗，如果不能带回一些看得见、摸得着的药物回家的话，如一瓶药水、

The administrative overheads of a business are low to the extent that everyone working in the business can be trusted to behave in a way that best promotes the interests of the firm.

如果企业中的每个人都在真诚地为提高企业利润而工作，那么企业的管理费用就会降低到相应的程度。

The undulating waves of the open sea are generated by three natural causes:

海浪是由三个自然因素形成的：