You must be using these contractions, right?

一定使用这些缩写。

I have used a contraction so that is informal.

我用了一个缩写，所以这时布非正式的。

Okay, Dad, how far apart are the contractions?

好吧，他爸，宫缩频率多少了?

You've had false contractions, known as Braxton Hicks.

经历的被称作假宫缩。

We heard another contraction there. They would — they'd.

我们这里又听到一个缩写词。they would—— they'd。

We can make two contractions here. Can you see where?

这句话里，有两个地方可以缩读。 您知道是哪两个地方吗？

In neutral writing, you can use contractions and some abbreviations.

中性写作中，可以使用缩合和一些缩写。

The short form " it's" is what we call a contraction.

" it’s" 这样的简略形式就是我们所说的缩写形式。

You just used one. What's is a contraction of what is.

就说了一个。what's是what is的缩略形式。

Deep recessions like the recent global contraction would normally be expected to send inflation tumbling.

人们通常认为最近全球性严重经济衰退会降低通胀率。

The muscles of your chest cage, abdomen, and diaphragm undergo a forceful contraction.

这时胸腔，腹腔和隔膜的肌肉会强力收缩。

I had — I'd. I would — I'd. It's the same contraction.

我曾经——I'd。我会——I'd。这是同样的缩写。

Rule number 2, we do not use affirmative contractions at the end of clauses.

第二条规则，我们不会从句的结尾处使用肯定式缩略语。

With he, she and it, have becomes has, and we also use a contraction.

和 he，she 和 it，have 变成 has，我们也使用缩写。

But you will occasionally hear the contraction a little differently.

但是可能会听到缩写有点点不太一样。

The process requires pinpoint timing of contractions and digging.

而这一过程需要收缩及挖掘动作的精确配合。

The second one is shoulda. Which is a contraction of " should have" .

第二个是 shoulda。它是 should have 的缩写。

Contractions are very, very common in spoken English.

缩略词英语口语中是非常、非常普遍的。

However, rule number 3, we do use negative contractions at the end of clauses.

然而第三条规则告诉我们，我们确实会从句的结尾处使用否定式缩略语。

This contraction can be triggered by eating.

这种收缩可以通过进食来触发。