Perhaps keeping one side of the brain awake allows a sleeping animal to surface occasionally to avoid drowning.

也许保持一侧大脑清醒可以让睡眠中的动物偶尔浮出水面，避免溺水。

youdao

During your flight, get up occasionally to stretch and walk.

在飞行过程中，可以不时的站起身来伸伸腰或者活动一下。

youdao

Being able occasionally to beat Japan for its lack of remorse is not all bad.

时不时敲打敲打日本缺乏忏悔并不完全是件坏事。

youdao

South Korean farmers have held occasionally violent demonstrations over the years, and several farmers have committed suicide to protest the agreement.

VOA: standard.2009.04.22

So, what we really like-- The kind of person we're really attracted to is the competent individual who occasionally blunders.

因此，真正地-,对我们真正有魅力的人,是那些偶尔失态的能人。

耶鲁公开课 - 心理学导论课程节选

Occasionally, you'll find you need to cancel out units, because, of course, you're always doing unit analysis as you solve your problems, and sometimes you'll need to convert joules to kilogram meters square per second squared.

偶然地，你会发现需要消除单位，因为在解题时,经常要做单位分析，所以有时候需要把,焦耳换做,一千克乘以米的平方除以秒的平方。

麻省理工公开课 - 化学原理课程节选

Like graffiti artists, hackers hack to leave their mark -- and occasionally to make a political statement, too.

CNN: The digital century: Software and the Internet

It is worthwhile occasionally to review these gross numbers, even though we get them with a significant lag.

FORBES: Employment Dynamics--Gross Job Gains and Losses

Sell gains only occasionally to rebalance your portfolio asset allocation for risk control.

FORBES: Facing the Tax Mountain