Some pulled an all-nighter on a daily basis due to irrelevant academic background.

他们有的每天挑灯夜，克专业不相关的劣势。

OK, the next idiom: 'Burn the midnight oil'.

好了，下一个习语： “挑灯夜”。

Sometimes, American English is confusing and hard to understand, like: burn the midnight oil.

有时候，美语有些糊里糊涂的，很费解，就比如：burn the midnight oil（挑灯夜）。

No, not at all! I have to burn the midnight oil, I need to do well on this exam.

没有，没怎么准备。我今天不得不挑灯夜（burn the midnight oil），我需要取得一个不错的成绩。

Right.I heard you've been pulling all-nighters with middle earth barbie.

对 我听说你通宵和 中土大陆娃娃夜。

We've all been there, up late at night, trying to apply for that dream role, obsessing over each bullet point and detail.

我们都经历过这些，挑灯夜，想申请那个梦幻职位，纠结每一点、每一条细节。

In night-fighting, then, make much use of signal-fires and drums, and in fighting by day, of flags and banners, as a means of influencing the ears and eyes of your army.

故夜多金鼓，昼多旌旗，所以变人之耳目也。

Students surveyed who tried to learn everything the night before in one marathon session did not retain information as long as those who studied steadily a little bit every day.

接受调查的学生中，那些试图在前一天晚上挑灯夜地学习所有知识的学生，他们记忆信息的时间不如那些每天稳定地学习一点知识的学生。