on the lookout片語KK [ɑn ðə ˋlʊˏkaʊt] /ɑn ðə ˈlʊˌkaʊt/發音片語1留意、尋找、物色She is always on the lookout for cheap flights to Europe.她總是在留意飛往歐洲的便宜機票。2警戒、提防、戒備The guards stayed on the lookout for anyone climbing the fence.警衛一直警戒著,防止有人翻越圍欄。