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and the more difficult it is, the more highly it is regarded.

他們認為， 道路愈艱險愈帶勁兒。

It caused devastation by burrowing and by devouring the herbage which might have maintained millions of sheep and cattle.

它們在地下打洞，吃掉本可以飼養數百萬頭牛羊的牧草，給澳洲大陸造成了毀滅性的破環。

One young calf especially enjoyed raising a turtle to the surface with his snout and then shoving him across the tank like an aquaplane.

一只小海豚特別喜歡用鼻子把海龜推到水面，然后像滑水板一樣把海龜從水池的這一邊推到那一邊。

He must strive continually to think of, and use, form in its full spatial completeness.

他必須勤于想像并且利用形體在空間中的完整性。

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.

如果企業中的每個人都在真誠地為提高企業利潤而工作，那么企業的管理費用就會降低到相應的程度。

We are so familiar with the fact that man ages,

我們對人總是要衰老的現象并不陌生，