他们在研究人类的习性以汇差人类是否是一种威胁。他们没有一个确切的名字。

They are studying humanity to see if we're a threat, they have no proper name.

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由于长期吸引外资，利差、汇差等因素使我国资本净流入增加，致使我国积累了大量的外汇储备。

To attract foreign investment due to the long, spread, exchange factors helped the poor increased net capital inflows, resulting in the accumulation of vast foreign exchange reserves in China.

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造成两岸词汇差异的原因主要是社会原因，包括语言政策的不同、社会生活的差别、特定区域文化的作用等。

The causes of these differences mainly derive from social elements such as the differences in language policy, in social life style and in the uniqueness of an area.

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