Also you will often use a contraction. Instead of saying "you have" you'll say "you've."

你也会经常用到缩写的形式，一般我们会说“you've”而不是“you have”。

have to 课堂 - SpeakingMax英语口语达人

The cells that take an electrical signal, which is coming down your nerve and convert it into a muscle contraction work this way, so 'neuro' nerve, muscle junctions act based on ligand-gated ion channels.

依靠相同的工作原理,细胞将来自于神经的,电信号传递到细胞收缩肌中,所以神经和肌肉关节运动,都基于配体门控离子通道

耶鲁公开课 - 生物医学工程探索课程节选

Of course, "I'd like" is just a contraction of "I would like".

当然，“I'd like”只是“I would like”的缩写形式。

I'd like 课堂 - SpeakingMax英语口语达人

Of course "I didn't" is just a contraction of "I did not",

当然，“I didn't”是“I did not”的缩写形式。

I didn't 课堂 - SpeakingMax英语口语达人

Of course, I'll is only a contraction of I will,

当然，“I'll”只是“I will”的缩写形式。

I will 课堂 - SpeakingMax英语口语达人

Of course "I can't" is also a contraction.

当然，“I can't”也是一种缩写形式。

I can't 课堂 - SpeakingMax英语口语达人

s not going in the future.-We are not going to get out of that, out of a lot of massive contraction. And massive contraction might cause some operations to perish. I knew some Anderson partners who were honest decent people who suffered terribly.

而且没有未来，-大规模缩减，And，it’,对我们来说没什么用处,而且会造成一些,行动的失败，我知道一些,诚实正直的安德森合伙人,损失惨重。

斯坦福公开课 - 经济学课程节选

Don't is a contraction and it refers to "Do not."

on't是一个缩写，它指“Do not.”

Don't 课堂 - SpeakingMax英语口语达人

Of course "let's" is a contraction.

当然，“let's”也是一种缩写。

Let's 课堂 - SpeakingMax英语口语达人