It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.

她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。

However, size and strength are not the only important things about this bridge.

然而，这座桥重要特点不仅是它的规模与强度。

A temporary rudder was made on board from spare planks and it was fitted with great difficulty.

船员用备用的木板在船上赶制了一只应急用的舵，并克服重重困难将舵安装就位，

In time, it became an accepted fact the Cox brothers employed a conscientious ghost that did most of their work for them.

随着时间的流逝，考科斯兄弟雇了一个尽心尽责的鬼，他们家的活大部分都让鬼给干了，这件事成了公认的事实。

The rough across the plain soon became so bad that we tried to get Bruce to drive back to the village we had come from.

穿越平原的道路高低不平，开车走了不远，路面愈加崎岖。我们想劝说布鲁斯把车开回我们出发的那个村庄去。

The need to produce ever-increasing quantities of cheap food leads to a different kind of pollution.

日益增长的对廉价食物的需求导致了另一种形式的污染。