Find someone who will let you talk things through, or failing that, write down your thoughts.

找个能让你畅所欲言的人，如果不能的话，就把你的想法写下来。

《柯林斯英汉双解大词典》

Failing that, let us be your guide.

如果做不到这一点，让我们来为你指点迷津。

youdao

Failing that, it simply displays the text.

如果装入图像失败，那么它只显示文本。

youdao

At the time that Miss Jordan left Congress, there were widespread reports that failing health was the cause for her decision.

VOA: special.2010.05.09

Since he's a Yale guy, he probably thinks of himself as the Matt Damon character perhaps not, and failing that, he'd like to coordinate at the Bourne Ultimatum.

因为他是耶鲁人,他把自己当成马特·达蒙扮演的特工了,如果不成,他就希望去看《谍影重重》

耶鲁公开课 - 博弈论课程节选

If the student hasn't mastered the basic concept, we will make sure that the grade scheme gives a failing grade.

如果学生没有掌握基本的概念，我们会确保,成绩将会不及格。

麻省理工公开课 - 固态化学导论课程节选

Failing that, use your regular credit card, assuming it has good terms and conditions.

WSJ: Is Your Doctor Pushing Credit Cards?

Failing that, in my book there are several simple rules for black-tie purchasing and dressing.

WSJ: Tina Gaudoin on Style: The Black and White on Black Tie

Or failing that, the UN-authorised West African coalition force would have been ready to react.

BBC: France's Mali intervention a risk for 'new' Hollande