The trouble is, it's not always so clear which scope is most appropriate for a given scenario.

然而，麻烦的是，对于一个给定的场景，哪一种作用域最合适却并不总是那么清楚的事了。

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There is something sad about this tree (that limb is surely in serious trouble) but it has not given up.

这棵树遭受伤痛，（枝干肯定出了严重的问题）但它从不放弃。

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The US is relying on new powers given to regulators to seize and break up institutions that they deem to be in trouble, as well as insisting on Banks preparing their own "living wills".

美国想借用监管机构有新的权力，找到并解散一些他产认为有问题的机构，同时美国也美国坚持银行准备自己的生前遗嘱。

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Convincing people that peer-to-peer car sharing is safe is one of the major challenges, particularly given the trouble faced by HiGear, which featured luxury cars and was shut down and then sold recently after a criminal ring stole four vehicles late last year.

FORBES: Google-Backed RelayRides To Go National With Car-Sharing Service

The trouble is, as well as being clever and provocative, Mr Gray is often confused, always given to hyperbole and is occasionally plain crass.

ECONOMIST: PPE of global capitalism

Monty Panesar received a tumultuous reception but failed to trouble the scorers, and although he appeared harshly done by when given out caught at silly point, his duck is unlikely to be of great significance.

BBC: Kiwis reeling after Anderson haul