They were not fighting men, and their harp was their passport.

他们不是作战人员，竖琴就是他们的通行证。

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。

The body's tissues are self-repairing and self-restoring to a degree, and function best when more or less continuously active.

人体组织在一定程度上有自我修补和自我恢复的能力，有张有弛地连续活动时，其功能最佳。

certainly it is more difficult than the arts which involve appreciation of flat forms,

欣赏雕塑品当然比欣赏平面的艺术品要难。

Such administrative overheads in a business are analogous to the cost of government in a nation.

一家企业的这种行政管理开支类似于一个国家的政府管理所用的开支。

and another 700 for the survivors to be reduced by half again.

剩下的一半人再过700年，才会又减少一半。