minutes with a different variation on how to use functions to think about problems.

我想在最后的十分钟里讲一讲,怎样用不同的变量让函数。

麻省理工公开课 - 计算机科学及编程导论课程节选

Also, this is a slight variation on the "I need" pattern. You can say "all I need is".

同样的，“I need”句型也会有些小的变形。你可以说“all I need is”。

I need 课堂 - SpeakingMax英语口语达人

We're going to see variations of this, we're going to see a variation of it called recursion, a little later on, but for now we're just going to talk about how do we do iterations.

我们稍后会去，看它的变量,它的所谓的递归数的变量，但是现在我得先讲讲,怎么来实现迭代。

麻省理工公开课 - 计算机科学及编程导论课程节选

The water soluble vitamins tend to be used more immediately by the body not stored and excreted through the urine if consumed in excess, so the body can tolerate more variation in intake of these before you start getting toxicity than is the case with the vitamins on the right.

而水溶性维生素往往都立刻被身体所利用,不会被机体储藏,过剩部分由尿液排出,因此机体耐受过量水溶性维生素的能力,相比起右边这栏里的脂溶性维生素,可是要强得多了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选