If the banks opt to pull the rug from under the ill-fated project, it will go into liquidation.

如果这些银行选择不再支持那项倒霉的工程，它就将破产。

《柯林斯英汉双解大词典》

For example, a film-maker might opt to include the background sound of an ambulance's siren while the foreground sound and image portrays an arguing couple.

例如，电影制作人可能会选择在背景中加入救护车的警笛声，而在前景的声音和图像中表现一对争吵的夫妇。

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If they do, they may opt to back it in parliament until they are ready to kill it off.

如果他们这么做，他们可能在议会中支持它，直到他们做好准备击败它。

youdao

He said states would have until 2014 to opt out of the program, calling it the "fairest way to go."

VOA: standard.2009.10.26

If you decide to opt in by a pass fail, I just need to sign your white study card or if you wanna decide before the 5th Monday, just grab the pink slip and I can sign that and you can turn that in at any point and I'm happy to chat during break today or after class if you have any questions or concerns.

如果你上我们的课程只是要一个分数，那么我只需要在你的白卡片上签个名就可以了,或者说，如果在第五周的周一前还没考虑好，把你的解聘书拿来，只要我签个字,任何时候你都开以离开我的教室,当然，如果你有任何问题和疑虑,我也很高心和大家做课下交流。

哈佛公开课 - 计算机科学课程节选

Many visitors, surfers included, opt to pitch a tent on the campgrounds located on the edge of town.

BBC: Uruguay��s laid-back surfing devil

Will they opt to leverage a fund or change the EFSF into a bank?

FORBES: Eurozone Crisis Solutions: Markets & Mechanisms

What if members of your audience could opt to do the same with your articles?

FORBES: Finding your Audience (wherever they are)