单词on the alert
na.: 警惕
网络: 提防；警戒；处于戒备状态
戒备着
adj.awarewaryvigilantobservantprepared
d. The lives claimed by shoddy construction projects should be enough to put governments at all levels on the alert.
伪劣建筑夺取了很多人的生命，这一点足以使我们的各级部门提高警惕。
Like an insect on the alert which raises its antennae , she put her energy to work throughout the house in search of the cat.
像一只警惕的昆虫竖起它的触角，她集中能量在整个房子里找那只猫。
He whose expectation does not lead him to be on the alert for its coming will get but little.
所以一个人的期待，倘使不能警觉到神助之将临，所得必属稀少。
That was why he looked at the young man with a speculative frowning look, not condemning him, only wary and on the alert.
他所以要蹙着眉头，带着探索的神情望着这个年青人，对他存着戒心，而不斥责他，也就是这个道理。
The spokesman said the CHP is on the alert for human cases of avian flu through its influenza surveillance system .
发言人说，生防护中心正透过流感监察系统，提高警惕侦测人类禽流感个案。
We nevertheless have to be always on the alert to changing circumstances and the possible need for further modifications.
尽管如此，我们仍须时刻提高警觉，注意市场环境的不断变化及是否有需要进一步强化货币制度。
IMF watchers will be on the alert for what Ms Lagarde might have promised those governments in return for their support.
对于拉加德为换取支持可能向这些国家的政府做出了哪些承诺，IMF观察人士将保持警惕。
However, she said that piece of deception Jade worthless so that she can not I sell low-cost, and perhaps Hence, she will be on the alert.
不过，若骗她说那块玉不值钱好让她低价卖给我也是不可能的，说不定她还会因此警觉。
Be on the alert for children walking in the street, particularly in neighborhoods that have no sidewalks.
有孩子行走的街道要当心，尤其是在没有人行道的街区。
Know well the distribution of the hotel fire equipment, maintaining, checking regularly, always be on the alert.
熟悉饭店的消防器材分布点，定期作好保养、检测工作，以保持戒备状态。