经济发展通常造成各种严重的环境污染的翻译：Economic development is often the cause of serious environmental pollution 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Economic development is usually caused by a variety of serious environmental pollution

Economic development is often the cause of serious environmental pollution

The economical development usually causes each kind of serious environmental pollution

Economic development usually caused serious pollution of the environment of the

Economic development is often the cause of serious environmental pollution