短語詞組短語precautionary and remedial measures 防治措施problems and precautionary measures 問題與預(yù)防take precautionary measures 採取預(yù)防措施order precautionary measures 命令採取預(yù)防措施effective precautionary measures 有傚的預(yù)防措施precautionary measures against cheating 舞弊預(yù)防策略safety precautionary measures 安全預(yù)防措施 返回 precautionary measures