monthly total precipitationˈmʌnθliˈtəutəlprɪˌsɪpɪˈteɪʃən 基本例句 月降水量 The increase in autumn precipitation was unfavorable for crop picking and airing, but it was advantageous for being stored and used in the next spring.秋季月降水量的普遍增加对作物的采收晾晒不利，但是山区秋季降水的增加有利于秋水转为春用。