住在山区里，到了夜里，衔上连路灯也没有！
The idea of living in a mountainous country, and not even having lights in the streets at night! One goes out.
深受“世界上污染最严重的城市”这一头衔困扰的印度首都新德里，最近出台新举措净化空气质量。
India's capital, laboring under the label of being the world's most polluted city, is trying something new to help clean up its air.
禽鸟衔其子寄生它木上，便郁茂。
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