alert是什么意思?
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/17 03:05:38
alert是什么意思?
adj.警觉的,灵敏的
n.警戒,警报
vt.警惕,使意识到
Troops are on the alert against any possible aggression.
军队戒备着可能的来犯.
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.
An alert listener will have noticed the error.
耳朵尖的人能听出这个错.
n.警戒,警报
vt.警惕,使意识到
Troops are on the alert against any possible aggression.
军队戒备着可能的来犯.
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.
An alert listener will have noticed the error.
耳朵尖的人能听出这个错.