Mars is far more active world than previously thought.

火星是远比之前预想的世界更为活跃。

But in spite of this great love he bore John Thornton, which seemed to bespeak the soft civilizing influence, the strain of the primitive, which the Northland had aroused in him, remained alive and active.

巴克对约翰·桑顿的深切的爱，是文明潜移默化作用的深刻体现，然而这不表明，他身上被北的原始本性不复存在，相反，它还是很活跃。

This year, meteorologists expect things to be relatively calm with nine possible tropical storms and three likely hurricanes.

而气象学家预计今年可能的9场热带风暴及3场飓风的活跃度相对低调。

I am active and outspoken, which makes me a sociable person.

我很活跃，很坦诚，所以我很喜欢社交。

There's a really lively cultural scene here.

它拥有活跃的文化氛围。

All of that. How many accounts do you have actively, that you actively use?

所有。你有多少个活跃使用的账号呢？

The only time he got really animated was where money was concerned throughout his tenure.

在他的任期内，只有在涉及到金钱的时候，他才真正活跃起来 。

Bill attributes his sharp memory to his active lifestyle and regular social engagements.

比尔是通过积极的生活方式和规律的社交活动来保持记忆活跃的。

But not all parts of the brain are equally involved; the limbic system (the “emotional brain”) is especially active, while the prefrontal cortex (the center of intellect and reasoning) is relatively quiet.

非大脑的所有部分都一样，脑边缘系统（“情绪大脑”）异常活跃，而前额皮层（思维和推理的中心 地带）则相对平静大。

“They are watching the lectures at home as homework, recorded lectures, and when they get to class, they are having more active discussions, or interactions with the teachers or working on projects.”

“他们把在家观看录制的课程当做作业，来到教室时，他们会进行更活跃的讨论，或者与教师互动或做项目。”

As of 2005, there were almost half a million professional social scientists from all fields in the world, working both inside and outside academia.

至 2005 年，来自世界各领域的专业社会科学家已有近 50 万，他们活跃于学术界内外。

If it goes kinetic, it gets ugly really bad.

如果它变得活跃，就会很难看。

One reason for a calm forecast is El Nino.

这一活跃度预测相对低调的原因之一是厄尔尼诺现象。

But they became overactive and targeted healthy tissue -- an autoimmune condition seen in asthma and a disease called ulcerative colitis.

它们变得过度活跃就会针对健康组织，也就是哮喘和溃疡性结肠炎中可以看到的自身免疫状况。

River dolphins are smaller than their ocean-swimming cousins. They are also less active and playful.

河豚比它们在海洋中生活的亲戚要小。它们也更不活跃、更不爱玩耍。

This has been an active hurricane season.

今年的飓风季非常活跃。

Is it internally active now? Probably not.

水星内部还活跃吗？恐怕不是。

I was a scrawny, sports-hating kid who never really liked being active.

我是一个骨瘦如柴，体育讨厌的孩子，从来没有真正喜欢表现得活跃。

Twitter has more than 300 million monthly active users.

推特的月度活跃用户超过3亿。

Fall is the next-best season, then spring.

秋季是仅次于春季的思维活跃时期。