大陆边缘地带按其地理特征可划分为两大部分,其中水下大陆边缘部分是由陆棚、陆坡和陆基(深海沟)组成的,若按其大地构造特征则可划分为被动边缘与活动边缘二类;另一部分则是从大陆到海洋的岛弧状构造复杂的过渡带。活动边缘(active margin),一种大陆边缘带;其特征是附近多具有板块运动所导致的地震、火山活动或造山运动。
... 活动边缘盆地 active margin basin 活动边缘 / 主动边缘 active margin 不活动边缘,被动边缘 passive margin ...
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过去,边缘文化曾通过商业活动合法地进入主流社会,从多数人那里挣得金钱,并注入到自己的部落。
Marginal cultures in the past have rightfully entered the mainstream through business, taking money from the majority and infusing it into their own tribes.
在可怕的第一季度,经济增长仅为0.4%,经济在重返萧条的边缘徘徊,但之后经济活动逐渐升温。
Activity quickened from a miserable first quarter in which the economy flirted with a return to recession, growing by only 0.4% at an annual rate.
当一个参与者选择了先期报酬时,他的大脑边缘系统活动增强了。
D — When a participant chose the earlier reward, there was an increase in the activity of his limbic system.
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