alert的近义词是：active；aware。alert的词语用法是adj.(形容词)alert作形容词的基本意思是“警惕的,警觉的,注意的”,指特别留神以应付可能发生的事,尤指危险的事; 引申也可指“机灵的,敏捷的”,指思维敏捷,理解快,可用来形容人,也可用来形容物。alert过去式:alerted；过去分词:alerted；现在分词:alerting；第三人称单数:alerts。
一、详尽释义点此查看alert的详细内容
二、双解释义
三、英英释义
"bombers were put on alert during the crisis"
"caught by a couple of alert cops"
"alert enough to spot the opportunity when it came"
"constantly alert and vigilant, like a sentinel on duty"
"a brisk walk in the park"
"a lively gait"
"a merry chase"
"traveling at a rattling rate"
"a snappy pace"
"a spanking breeze"
"an alert mind"
"alert to the problems"
"alive to what is going on"
"awake to the dangers of her situation"
"was now awake to the reality of his predicament"
"The empty house alarmed him"
"We alerted the new neighbors to the high rate of burglaries"
四、例句
The alert leopard went up to a deer quietly.
警觉的豹子静悄悄地走近一只鹿。
Although he's over eighty his mind is still remarkably alert.
他虽已年过八十，但头脑仍然十分机敏。
I must alert him to the need to solve the problem.
我必须使他认识到解决这问题的必要性。
But we must remain on the alert.
但是我们现在仍然要保持警惕。
He decided he would stay more alert from now on.
他决定从现在起要更提高警惕了。
Troops are on the alert against any possible aggression.
戒备着可能的来犯。
One should not run about aimlessly during an alert.
空袭警报期间不可到处乱跑。
五、常用短语
六、词汇搭配
七、词源解说
alert的相关近义词
active、aware、bright、careful、quick、watchful、alarm、notify、warning、siren
alert的相关反义词
careless、inactive、slow、unaware
alert的相关临近词
alex、alec、Alerto、Alerta、alertor、alerter、alertly、alert to、alerting、AlertPay、alert log、alertness
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