学个词 Learn A Word:2073_warn_against

　　今天我们要学的词是 warn against. To warn against 意思是建议不要做某事。With the summer heat in high gear, police are warning against leaving kids and pets in unattended vehicles. 随着酷暑天气的到来，警察警告大家不要把孩子和宠物独自留在车里面。Consumer Report warned against using spray-on sunscreen on children, saying it could put them at risk for asthma attacks. “消费者报告”建议不要给孩子用喷雾防晒霜，以免引发孩子的哮喘突发。好的，今天我们学习的词是 warn against, warn against, warn against...