So, they are not interchangeable all the time.

所，们不一直都可互换的。

When are the two words interchangeable? Thanks.

两个词什么时候可互换？多谢。

But left and right seem to be more interchangeable.

但左和右更可能相互转换。

And also, all the accessories are collectible and interchangeable.

而且，所有的配件都可收藏和互换的。

The phrases " take note" and " make note" are sometimes interchangeable.

" take note" 和" make note" 两个词组有时候可互换的。

When used as a noun, " limelight" and " spotlight" are interchangeable.

当被用作名词时，“limelight”和“spotlight”可相互替换的。

But club soda, seltzer, and sparkling water are not interchangeable.

但club soda（苏打水）、seltzer（赛尔托斯）和 sparkling water（天然气泡水）并不同样的饮品。

In the United States, the words " couch" and " sofa" are generally interchangeable.

在美国，" couch" 和" sofa" 两个单词通常可互换。

Easy answer --- nothing! The words are interchangeable and an issue of personal choice.

答案很简单——没区！词可互换的，个人选择的问题。

But sometimes it is not. So, they are not interchangeable all the time.

但有时候不。因此，们不总可互换的。

These words are not actually interchangeable but they have a similar function in our sentences.

两个词实际上不能互换的，但在我们的句子中具有类似的功能。

I will also explain when the two words are interchangeable.

本期中，我也会讲解在什么情况下，2个词可互换的。

" Via" on the other hand means to go through something. These two are often interchangeable.

Via则通过某种媒介。两个词经常可互换。

We will talk about when " if" must be used and when " whether" and " if" are interchangeable.

届时我们将讨论什么时候必须使用“if”，及什么时候“whether”和“if”可互换。

These rebates are mostly used for expensive brand-name prescription drugs in categories in which there are interchangeable products.

些回扣主要用于在其类中有可互换产品的昂贵的品牌处方药。

When talking about a specific meal or food, the verbs " eat" and " have" are often interchangeable.

当谈论特定餐食时，动词" eat" 和" have" 通常可互换。

And I'm not sure which one of these, sort of interchangeable sometimes.

而且我不确定其中哪一个，有时可互换。

When can I use " will" with the same meaning of " want" ? When are the two words interchangeable?

什么时候" will" 和" want" 意思一样呢？两个词什么时候可互换？

The parts of your keyboard are " interchangeable."

键盘的部件“可互换的” 。

Ninu perfume is a so-called smart fragrance bottle containing three interchangeable vials that allow for a hundred different scent combinations.

Ninu 香水一款智能香水瓶，内含三个可互换的小瓶，可搭配100种不同的香味。