谁能帮我翻译成英文：

After more than 30 years efforts, our country already established the one whole set more complete environmental protection policy system, to manage the principle system and the related legal framework, but the environment achievements were not still ideal, between the industrial pollution prevention and the economic development has the contradiction which compromises with difficulty, but also once fell into “the contrary pollution discharge - bad accident - improvement - large-scale contrary pollution discharge” strange circle.

After thirty years of efforts, China has set up a set of relatively complete system of environmental protection policies, the management
The rationale for the system and related legal systems, but the environmental performance is still not ideal, the industrial pollution prevention and economic development between the difficult to reconcile the contradictions, but also once fell into "irregularities sewage - bad accident - remediation - even large-scale sewage violation" of the cycle.

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After thirty years of efforts, China has set up a set of relatively complete system of environmental protection policies, the management
The rationale for the system and related legal systems, but the environmental performance is still not ideal, the industrial pollution prevention and economic development between the difficult to reconcile the contradictions, but also once fell into "irregularities sewage - bad accident - remediation - even large-scale sewage violation" of the cycle. zz