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1·A surge in domestic sales helped compensate for a fall-off in export sales.

国内销售的增长帮助补偿了出口销售的减少。《柯林斯英汉双解大词典》

2·Although the market has been flat, residential property costs remain high. Nevertheless, the fall-off in demand has had an impact on resale values.

尽管市场一直疲软，房价持续偏高。然而需求的减少还是对二手房价格产生了影响。《柯林斯英汉双解大词典》

3·It's important to tighten up the wheels properly, otherwise they vibrate loose and fall off.

把车轮拧紧很重要，否则它们会振动而松脱。《柯林斯英汉双解大词典》

4·Our sales have begun to fall off.

我们的销售额已经开始下降。

5·His strange habit makes sense when you consider that he's an environmental scientist who studies how to reduce litter, including things that fall off garbage trucks as they drive down the road.

他是一位研究如何减少垃圾的环境科学家，其中包括研究减少垃圾车行驶时掉下来的东西，当你考虑到这一点，自然就能明白他为什么会养成这种奇怪的习惯了。

6·In 'come back', 'break down' and 'fall off', 'back', 'down' and 'off' are all adverbial particles.

在come back、break down和fall off中，back、down和off都是副词小词。《牛津词典》

7·My partner says no because the boiler could go, or the roof fall off, and we have no savings to save us.

我的另一半说不，因为锅炉可能会坏掉，屋顶可能会掉下来，而我们没有可用以自救的储蓄。

8·I hope he won't fall off.

我希望他不会掉下来。

9·The cat is going to fall off.

这只猫将要摔下来。

10·If you fall off your horse, you can just get back on.

你从马上摔下来 你再骑上去就可以了。

减少

1·It is clear that more countries need to counter the fall-off in private spending with large-scale and effective stimulus programmes.

很明显，更多国家都需要以大规模而有效的刺激计划以应对个人支出的减少。

2·Private sector building activity was still under the influence of the earlier fall-off in building consents consequential to the downturn in the property market.

私人楼宇建筑活动依然受到早前施工同意书因物业市道不景而减少的因素影响。

下降

1·The rate of fall-off of the interfacial residual stress with the rise of the annealing temperature is different in the two systems.

在两体系中，界面残余应力随温度升高而下降的速度不相同。