相關(guān)單詞同義詞prevention, prophylaxis, keep, one, s, eye, on, the, ball, keep, one, s, eyes, peeled, 近義詞 safeguard 保衛(wèi)者, notification 通知, insurance 保險, forewarning 預(yù)先警告的, protection 保護, safety measure 防護措施, preventive measure 預(yù)防措施, provision 食品, security 安全, deterrent 威懾的, guard 看守, caution 警告, forethought 遠慮, care 關(guān)心臨近詞precede, precarious, Precautions, precautionary, precaution valve, precaution value, precaution hamper, precautionary TAC, precaution saving, precautionay test, precaution system, precaution device相似詞precancerous, precarious, precariously, precast, precede, precedence, precedent, preceding, 返回 precaution