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on the alert

adv.警惕着

难易程度:

on the alert为短语/超纲词汇

近义词, 同义词

1. The next day, November 29, Roosevelt seemed alert as ever.
    第二天,11月29日,罗斯福看上去和平日一样的活跃。

2. These children showed a reasonable level of happiness and were very alert during periods of study.
    这些孩子显示了相当不错的快乐感,在学习过程中反应也很敏捷。

3. I like animals, too, especially leopards.They are always so calm and alert.
    我也喜欢动物, 优其是豹, 它们永远都是这么镇静和机警.

4. I like animals, too, especially leopards.They are always so calm and alert, just like kungfu masters.
    我也喜欢动物, 优其是豹, 它们永远都是这么镇静和机警, 就象功夫大师.

5. When these made a sound, they had to make a note of what they were doing and assess how happy and alert they felt.
    当发出声响时,他们就要记下当时孩子们正在干什么,并评估孩子们从中所感受到的快乐和反应的敏捷程度。

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