短語(yǔ)詞組短語(yǔ)Prevention n first 預(yù)防爲(wèi)主prevention of first offense 初犯預(yù)防Safety and prevention first 安全第一putting prevention first 以防爲(wèi)主Safety first prevention first 安全第一disease prevention first 未病先防Prevention first mind 預(yù)防爲(wèi)主掛在心 返回 prevention first