alert

过去分词：

动词过去分词: alerted

更多词形：

动词过去式: alerted | 动词过去分词: alerted | 动词现在分词: alerting | 动词第三人称单数: alerts |

单词例句：

Keep on the alert; we're due for an inspection.

提防着点，轮到检查我们了。

A.n alert and responsive baby is a joy.

机警、反应快的婴孩可爱。

Be alert to shame lurking within you.

要时刻警觉羞愧就潜伏在你的内心。

Articles in Time's Medical Section often alert readers to unsuspected ailments.

《时代》周刊医药栏目里的文章常告诫读者对自己意想不到的疾病保持警惕。

A lot of people will be alert and waiting.

许多人都将提高警惕等待着。

A sparrow is very alert in its movement.

麻雀的动作很敏捷。

An alert listener will have noticed the error.

耳朵尖的人能听出这个错。

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。

We will alert operating personnel to repair.

我们将要通报操作人员去维修。