on the alert against的意思

on the alert against中文翻譯：

警惕

相似詞語短語

on the alert───提防；警戒著；隨時準備著；警戒著，隨時準備著，密切注意著

on alert───警戒狀態

alert───v.使警覺，警告；使意識到；adj.警惕的，警覺的；機警的，機敏的；充分意識到的；n.警戒，警惕；警報；警戒期；（電子設備的）提示信號；n.(Alert)（美、德、俄、西、印）阿萊爾特（人名）

against the grain───adv.格格不入；（與某人的性格、感情或愿望等）格格不入；違反意愿

against the current───逆流而行，不同流俗; 逆水；逆流；不同流俗

against the clock───分秒必爭地；用秒表記時；搶在某一時刻之前

spoiler alert───劇透警告

heighten alert───提高警惕

guard alert───警戒

雙語使用場景

In the arctic, the seals that bask on the ice or swim in the water have to be continually on the alert against the Polar bear.───在北極區，海豹無論是在冰上曬太陽還是在水中游泳，都要時刻提防著北極熊。

We were constantly on the alert against any surprise attack.───我們時時刻刻都在提防突然襲擊。

policemen seem to be on the alert against something and their expressions alter when they see the clock--the crew thought it was a bomb and alerted the police!───警察好像隨時準備著應付什么，看到是只鬧鐘時他們的表情改變了--原來機組人員把鬧鐘當成了，并且向警察報了警！

Passengers on buses should be on the alert against pick-pockets.───公共汽車上的乘客應提防扒手。

The patrol police on duty are on the alert against any possible disturbances.───值班巡警處于戒備狀態，隨時準備應付任何可能發生的騷亂。

Troops are on the alert against any possible aggression.───軍隊戒備著可能的來犯。

The patrols must be on their guard against the enemy's ambush. ? On the alert against───巡邏隊必須小心，免遭敵人伏擊。巡邏隊必須小心，免遭敵人伏擊。

On the Alert Against the Side- effect of the Digital Procedure to the System Information of TCM───警惕數字化過程對中醫系統信息的負面作用

Be on the Alert against Collusion between the Enemies within and without--Consideration over an Export Transaction───警惕內外勾結--對一筆出口交易的反思

英語使用場景

Troops are on the alert against any possible aggression.

The patrol police on duty are on the alert against any possible disturbances.