警戒keep her weather eye open;keep his weather eyes open;keep my weather eye open;keep our weather eyesopen;keep their weather eyes open;keep your weather eye open;keep your weather eyes open;on guard;on her guard;on his guard;on my guard详细»
警戒lookout;on guard;on her guard;on his guard;on my guard;on our guard;on the lookout for;on their guard;on your guard;vigilance详细»