Professor Flitwick put the class into pairs to practice.

弗立维教授把全班同学分成两一组开始训练。

I'm going to come amongst you now and put you all into pairs.

现在我到你中间来，把你都分成两一组。

Into pairs, please. Who wants to go with this?

两一组 谁想和她一组？

I’d like you to line up in twos, please.

【two】请你两一组排好队。

So there was group of five, I met a group of two, and then a group of three.

我有一组，我遇到了两一组，然后是三一组。

Yeah, they teamed us up as partners. Joey picked three scenes for us to do.

对 我两一组 乔伊选了三场戏。

We worked in pairs for the role-play exercise.

【pair】我两一组地进行角色扮演练习。

Then the children followed Miss Pimento, two by two, down the hall out the door and down the block to the park.

然後孩子跟在琵曼托老师身後，两两一组，走向大厅，出了大门，越过一街区来到公园。

We just say either the individual numbers (1-2-5-7) or we group them in groups of two or three.

我只是说出单数字 (1-2-5-7)， 或者我将它分成两或三一组。

A " skill set" (two words) is a group of things that you are able to do, things that you are good at.

“技能集”（两词）是一组你能够做的事情，你擅长的事情。

The" other symbols" are actually a group of consonants that involve more than one place or manner of articulation, which cannot be placed into one of the slots in the consonant chart.

“其他符号” 实际上是一组涉及两发音部位或发音方式的辅音，无法放入辅音表的空格中。

" And next, there were some letters ... several letters, of which all that can be made out for certain are a group of three followed, immediately after, by a group of two letters" .

“接下来，有一些字母… … 几字母，其中所有可以肯定的是一组三字母，紧接着是一组两字母”。

With the functionality and components of a basic switch wrapped up, let's now take a look at  multi-way switches, specifically three-way switches which are used when we want to have two  light switches control a single set of lights.

了解了基本开关的功能和组件后，现在我来看看多路开关，特别是三路开关， 当我想用两电灯开关控制一组灯时就会用到这种开关。