The natural foci of Paragonimus westermani was founded in Huadian City in 1978 and the positive rate of P.westermani skin test was 17.04% among residents,and the rate decreased to 2.08% in 2005.是什么意思_The natural foci of Paragonimus westermani was founded in Huadian City in 1978 and the positive rate of P.westermani skin test was 17.04% among residents,and the rate decreased to 2.08% in 2005.在线翻译_英语_读音_用法_例句