Please study which of the endemic diseases in your province or region can be basically wiped out within seven years, which will take longer, and which cannot be wiped out under present conditions.是什麼意思_Please study which of the endemic diseases in your province or region can be basically wiped out within seven years, which will take longer, and which cannot be wiped out under present conditions.在線翻譯_英語_讀音_用法_例句