在黑洞内，空间和时间的角色互换。
你能说他们角色互换了么？
科学研究表明，假如角色互换，你也会采取同样的方式。
Science says that if the roles were reversed, you'd likely act the same way.
如果有一天，他们真的动不了了，角色互换不也是应该的吗？
If there is one day, they really can not move, the roles were reversed should not it?
“教育家与艺术家的角色互换”选题很有意思，应当展开讨论。
The switch of role between educationist and artist is a well selected topic worthy of an extensive discussion.
“教育家与艺术家的角色互换”选题很有意思，应当展开讨论。
"The switch of role between educationist and artist" is a well selected topic wo...
传统绘画以白为背景，以黑为主角，现代绘画可以尝试角色互换。
In traditional painting, black is the main character against the white background, while in modern painting they could interchange their positions.
政客们需要说什么就说什么，而且在他们的角色互换之后可以毫不费力地互换论调。
Politicians will say whatever they have to, and have no trouble swapping language as soon as their roles are swapped.
实际上，这种角色互换应该经常发生，有时可能每隔几分钟(甚至更频繁)就互换一次。
In fact, that should happen very often, sometimes every couple minutes (or even more frequently than that).
听译法-角色互换：三人一组，模拟翻译实战。一人将汉语，一人将英语，扮演老外，一人作翻译。
Interpreting what you hear — Changing Roles: Three people make a group: one speaks Chinese, one speaks English acting as the foreigner, one ACTS as interpreter.
听译法-角色互换：三人一组，模拟翻译实战。一人将汉语，一人将英语，扮演老外，一人作翻译。
E. Interpreting what you hear — Changing Roles: Three people make a group: one speaks Chinese, one speaks English acting as the foreigner, one ACTS as interpreter.
我们这场辩论让人好奇的结果是：我开始是个乐观者，你开始是个悲观者，最后我们却角色互换了。
The curious outcome of this debate is that while I began as the optimist and you the pessimist, our roles have reversed.
听译法-角色互换：三人一组，模拟翻译实战。一人将汉语，一人将英语，扮演老外，一人作翻译。
Interpreting what you hear — Changing roles: Three people make a group: one speaks Chinese, one speaks English acting as the foreigner, one ACTS as interpreter. Then change roles.
听译法-角色互换三人一组，模拟翻译实战。一人将汉语，一人将英语，扮演老外，一人作翻译。
Interpreting what you hear — Changing Roles Three people make a group one speaks Chinese, one speaks English acting as the foreigner, one ACTS as interpreter.
在长期的高校体育教学中，对部分教学内容尝试运用师生角色互换的方式进行教学活动，取得了较好的教学效果。
During the long PE teaching, some parts of teaching contents are tried, to be done by changing the roles between teachers and students, which has got better teaching results.
如果驾驶员停滞不前或受到挫折或者失去了思路，导航员和驾驶员可以互换角色。
If the driver gets stuck or frustrated or loses his train of thought, the navigator and driver can switch roles.
在本文中，术语分析师和业务分析师的角色是可以互换的。
The terms analyst and business analyst roles are interchangeable in this article.
如果成功，那么互换它们的角色，重新再试一次。
一旦您习惯了这种做法，并且适应了与您结对的特定人员，您就会进入这种流程，很自然地来回互换角色。
Once you get used to it, and to the particular person you're pairing with, you slip into a flow, switching back and forth naturally.
也许一开始我只是陪我的父亲在过年时看那个节目，但后来我们互换了角色。
Maybe I just company with my father to watch that program in Spring Festival, but later the role between us exchange.
或许我们可以互换一下角色，按哈佛法学院的做法，在接下来的大概一个小时内，由我来向你们即席提问题。
Perhaps our roles could be reversed and I could, in Harvard Law School style, do cold calls6 for the next hour or so.
或许我们可以互换一下角色，按哈佛法学院的做法，在接下来的大概一个小时内，由我来向你们即席提问题。
Perhaps our roles could be reversed and I could, in Harvard Law School style, do cold calls6 for the next hour or so.
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