They may also have used wood and skins, but these have rotted away.

他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。

On the occasions when they have pushed to shore an unconscious human being they have much more likely done it out of curiosity or for sport, as in riding the bow waves of a ship.

当它们偶尔把一个失去知觉的人推到岸边时，更大的可能是出于好奇或游戏，就像它们追逐被船首犁开的浪花一样。

Beauty in terms of our human meanings is meaningless.

用对我们人类有意义的词解释美是没有意义的。

Carlyle was entirely ignorant of what the bottle in his pocket contained,

卡莱尔不知道药瓶子里装的是什么药，

Arthur C.Clark once suggested a revolutionary idea passes through three phases:

Arthur C.Clark曾经提出，一个革命性的想法经过三个阶段：

or even the universe itself, must in the nature of things 'wear out'.

甚至宇宙本身，从事物的本质上来说都会磨损掉"。