“When life gives you lemons, make lemonade” 的字面意思是 “当生活给了你酸溜溜的柠檬时，就把它做成酸甜的柠檬汁吧”，它是一个英语谚语，用 “lemons（柠檬）” 比喻生活中的困难处境，而用 “make lemondate（做柠檬汁）” 来比喻将困难努力转变成机遇的态度。这个谚语的寓意是 “在不利的状况下尽力而为”，类似于汉语里的 “随遇而安，苦中作乐”。

例句
The student couldn’t get a job after university, so she started her own business. When life gave her lemons, she made lemonade.
这个学生大学毕业后找不到工作，所以她开始自己创业。当她在生活中遇到困难时，她选择了自力更生。

I lost my job, but it gave me a chance to go back to school and get some more qualifications. So, when life gave me lemons, I made lemonade.
我丢掉了工作，但这给了我一个重返校园，获得更多资历的机会。所以，当人生不如意时，我随遇而安。

I was struggling to afford my flat when I was studying at university. So, I started tutoring younger students. When life gives you lemons, make lemonade!
我上大学时，为了房租发愁，所以我开始通过辅导低年级的学生来赚钱。人生就是要随遇而安，苦中作乐！