除非我们了解有某种疾病的人，否则我们不会了解疾病。

We cannot understand disease unless we understand the person who has the disease.

《柯林斯英汉双解大词典》

除非我们真的引爆互联网。

Unless we really do explode the internet.

youdao

除非我们大家都更加小心，否则迄今为止已经死去的人数将只是冰山一角。

Unless we're all a lot more careful, the people who have died so far will be just the tip of the iceberg.

《柯林斯英汉双解大词典》

So, inside of code, or inside of a script, there's no print, unless we make it explicit.

因此，在代码里面，或者在脚本里面，不会有显示结果的功能，除非我们让它这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

You can't take the exam unless you're registered for the class, and we need to make sure we can verify that.

否则你是不能参加这次考试的,除非你注册了这门课，而我们需要确定你能证实这一点。

麻省理工公开课 - 化学原理课程节选

The "parable of the vineyard" assures us that God rewards us regardless of our hard work and investment, but only if we're called, only if God chooses us.

葡萄园的寓言“使我们确信,无论我们是否努力工作都会得到上帝的奖励，但除非上帝选择了我们。

耶鲁公开课 - 弥尔顿课程节选