Today, I'd like to look at some communication systems found in mammals, particularly in primates, such as orangutans, chimpanzees, gorillas.
今天,我想看看哺乳动物的一些交流系统,尤其是灵长类动物,比如猩猩,黑猩猩,大猩猩。
Firms had too much debt and excess capacity, particularly in the electronics sector, which was at the heart of the American recession. Today firms are in much better shape.
公司有太多的负债和多余的产能,特别是电子行业,处于美国低迷的风暴中心,今天的公司则好很多。
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