If you can, use a try-catch block.

如果能，那么使用try - catch块。

youdao

The code should ideally be wrapped by try-catch blocks.

最好把代码放在try - catch块中。

youdao

If you need more complex behavior, you can add try-catch-finally blocks.

如果需要更复杂的行为，那么也可以添加try - catch - finally块。

youdao

The Virus Bulletin tests try to catch out anti-virus software with a variety of malicious programs including bots and worms known to be spreading online, file infectors, polymorphic and macro viruses.

BBC: NEWS | Technology | Windows 'fails' active virus test

Will the Middle East see a nuclear-arms race as rival nations try to catch up?

WSJ: The Weekend Interview with Olli Heinonen: How Iran Went Nuclear

Once workers try to catch up, the old relationship will re-emerge and the unemployment rate consistent with stable inflation will rise back to its previous level of above 5%, from a low of 3.9% last year.

ECONOMIST: Economics focus