英语听力精选进阶版 13688（在线收听） |
City children suffering more Vocabulary slums very poor areas of a city with bad living conditions vulnerable exposed to harm identity details that state who someone is exploited treated unfairly for profit traffickers people who illegally transport and sell goods or people plight difficult situation amenities facilities or services in a building or place booming fast-growing consciously think specifically about grass roots at a local level |
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