该综合征的主要表现为晕厥或晕厥前，常伴有心悸。

The principal manifestation of the syndrome is syncope or presyncope, often accompanied by palpitations.

youdao

最近，安吉丽娜·茱丽和布拉德·皮特的前保镖告诉《每周接触》说，这对夫妇常睡在各自的卧室。

The former bodyguard for Angelina Jolie and Brad Pitt told in Touch Weekly recently that the couple often sleeps in separate rooms.

youdao

我们大多数人对于整天坐在电脑前办公已经习以为常，我们日常用的键盘很可能质量不佳，但我们却从没想过要换个更好的。

Most of us think nothing of sitting in front of an office computer all day, our fingers dancing across a substandard keyboard that we would never think of replacing for a better one.

youdao

So, don't start here. And, it happens infrequently, but I've got to tell you, a few years back on the final exam, a couple of people were involved in passing information back and forth.

不要开始这样做，这也不常发生，我要告诉你们,几年前的期末考试里，有几个人，他们,给前后传递答案。

麻省理工公开课 - 固态化学导论课程节选