出于健康考虑，政府禁止了牛肉产品的进口活动。

The government imposed a ban on the ___import of beef products due to health concerns.

对许多政府而言，通过各种投资计划引入外国资本是一项至关重要的收入来源。

For many governments, a crucial revenue stream is the ___import of foreign capital through various investment schemes.

为保护国内环境，危险材料的进口活动受到严格监管。

Strict regulations control the ___import of hazardous materials to protect the domestic environment.