People tend to be more aggressive when they're young and more conservative as they get older

When faced with risk, people tend to fall back to patterns that are guided by deeply rooted beliefs as well as by the human physiological and neurological make-up, rather than cold-hearted analysis.

面对风险时，人们往往倾向于落入由根深蒂固的信念以及人类生理和神经组成所引导的思维模式中，而没有静下心来仔细分析。

One of the analysis's limitations was that it relied on self-reporting, as people tend to underestimate how much sitting they do, Dr. Katzmarzyk said.

卡兹马兹克说，该项分析的局限之一就是完全依赖自我报告，而人们往往倾向于低估自己坐着的时间。

He tends to use a lot of slang expressions that I've never heard before.

他往往用许多我以前从未听说过的俚语。

He tends to overstep the boundaries of good taste.

他往往文雅过度而流于庸俗。

He tends to thrust himself forward too much.

他这个人太好强。

In most boardroom disputes he tends to come out on top.

在大多数董事会议的辩论中，他往往占据上风。

I tend to work in bursts.

我的工作劲头往往是一阵一阵的。

Schools are tending towards greater selectivity.

学校对新生的选拔有趋严之势。

She tends to play with men's emotions.

她总是玩弄男人的感情。

She tended to take her frustrations out on her family.

她心里不痛快总是在家里人身上发泄。

He tends to get emotional on these occasions.

他在这些场合往往容易动感情。

Most people in this kind of job tend to work long hours.

很多从事这种工作的人往往工作时间很长。

He tends to avoid all physical contact.

他倾向于避免一切身体接触。

Government reports tend to make dry reading.

政府报告读起来往往枯燥无味。

We tend to be traditional rather than fashion-forward in our designs.

我们的设计往往流于传统而没有超前意识。

Americans were always welcome because they tended to tip heavily.

美国人总是受欢迎，因为他们往往给很多小费。

Irregular as a result of the radiation source distribution, and different manufacturers have different structural design.

由于光源不规律的放射分布, 及不同制造商有不同的构造设计.

Because of irregular and rest my summer vacation, my mornings are usually passed in my dreams.

因为暑假不规律的作息, 所以我的早晨通常都在睡梦中度过.

It is popularly accepted that the dynamic nonbalance of the subducting slab and interaction between the slab and neighboring mantle are the important factors for the lateral migration of a subduction slab.

海沟后退的原因可能与俯冲板的动力不平衡以及它与周围地幔的相互作用有关。

What we know is that at the time of this grand uplift, on the western margin of North America, ocean crust, and Oceanic Plate, was subducting beneath the North American Plate.

【参考译文】我们所知道的是，这段时间内在北美的西部边缘地带，海洋地壳，以及海洋板块，从北美板块下大面积地隆起。