He left a note to the effect that he would not be coming back.

他留下一张字条，大意是他不回来了。

《牛津词典》

Sleeping on your left side may have a negative effect on sympathetic nervous activity.

向左侧睡可能会对交感神经活动产生负面影响。

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The prism effect was put on the right and left lenses averagely by 1/2-1/3 degree of exophoria.

左右镜平均有1/ 2-1/3度的镜筒外加棱镜效应。

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All right, so where we left off with the photoelectric effect was when we first introduced the effect, we were talking about it in terms of frequencies.

好，我们刚才停止光电效应这个话题,是当我们第一次用频率，来讨论这个效应的时候。

麻省理工公开课 - 化学原理课程节选

So, we quickly talked about certain aspects of why we like other people including proximity, similarity, and attractiveness, and where we left off was a discussion of the Matthew effect, which is basically that good things tend to compound.

我们昨天略为讲几个方面,解释我们为什么会喜欢他人,包括邻近性，相似性和吸引力，我们昨天最后讲的是马太效应，它是说，好事是会扎堆的。

耶鲁公开课 - 心理学导论课程节选

As he sees things, he has 11 months left to effect the radical change he seeks for America.

CENTERFORSECURITYPOLICY: The perils of presidential failure

In a statement, headteacher David Clark said the woman - a teacher at the school for 13 years who has not been named - had resigned her position and left with immediate effect.

BBC: Teacher resigns after exam raid

Tapping on the one to the left makes the effect heavier with a more aggressive, jerkier slowdown, while leaning right opened it up to a slower, smoother coast when we lifted our foot up.

ENGADGET: Audi A3 e-tron hands-on (video) Hands-on