The asthma rate in Barbados is 17 times greater than it was in 1973, when a major African drought began, according to one major study.
根据一项主要的研究：当一场非洲大旱灾发生时，巴巴多斯哮喘病得病率是1973年得病率的17倍还要多。
The asthma rate in Barbados is 17 times greater than it was in 1973, when a major African drought began, according to one major study.
根据一项主要的研究：当一场非洲大旱灾发生时，巴巴多斯哮喘病得病率是1973年得病率的17倍还要多。
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