I just want to remind you, if I wanted to, for example, type in an expression like that, notice the syntactical form, it's an expression, a number, followed by an operand, followed by another expression.

我想要提醒下大家，如果你想要，例如，输入一个这样的表达式，注意语法形式，这是个表达式，一个数字，后面是一个运算对象，后面是另外一个表达式。

麻省理工公开课 - 计算机科学及编程导论课程节选

or other, you know, external... some type of an auxiliary form of benefits,

或者其他的一些外部的……某种辅助性的优惠措施，

发挥创造力的瞬间 - SpeakingMax英语口语达人

What's the most common type of musical form in pop music?

流行音乐中最普遍使用的曲式是什么

耶鲁公开课 - 聆听音乐课程节选

All right, so that's s p 3 hybridization, but those aren't the only type of hybrid orbitals that we can form. Let's take a look at what happens if instead of combining all four orbitals, we just combine three of those orbitals, and what we'll end up with is s p 2 hybridization.

好了，这是sp3杂化，但这并不是我们可以,形成的唯一类型的杂化轨道,让我们来看看，不是四个轨道结合，我们仅仅结合3个轨道。

麻省理工公开课 - 化学原理课程节选