environmental problem remains serious
...xperiences not the satisfactory matter, she felt was sick of 环境问题依然很严重 » Environmental problem remains serious 有的人说打电话比较及时而且方便 » Some people said that phone call timely and easy ..
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environmental problem remains serious
环境问题依然严重
以上为机器翻译结果，长、整句建议使用 人工翻译 。