基本解釋節(jié)約用水英漢例句雙語(yǔ)例句Water is the source of life, please conserve water!水是生命之源請(qǐng)節(jié)約用水！Please Conserve Water更多例句專(zhuān)業(yè)釋義毉葯科學(xué)節(jié)約用水