/ əˈdʒɪl.ə.t̬i / noun
the ability to think quickly and clearly:
This job requires considerable mental agility. 这项工作需要相当好的思维敏捷性。
cleverness

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/ ˈsmɑːrt.nəs / noun mainly US
the quality of being intelligent, or able to think quickly or intelligently in difficult situations:
He's always had great maturity and smartness. 他一直都非常成熟和聪明。
cunning

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/ ˈkʌn.ɪŋ / noun
the quality or skill of being clever at planning something so you get what you want, especially by tricking other people:
We need to show some cunning if we want to defeat the enemy. 要想骗过敌人,我们得想点计策。
be on the ball C1 phrase
to be quick to understand and react to things:
I didn't sleep well last night and I'm not really on the ball today. 我昨晚没有睡好,所以今天反应迟钝。
/ ˈɑːrt.f ə l.i / adverb
in a way that is clever and skilful:
His clothes were artfully arranged to look stylishly casual. 他的衣服搭配得很巧妙,看起来时尚又休闲。
cunningly

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/ ˈkʌn.ɪŋ.li / adverb
in a cleverly planned way, especially when this involves tricking other people, or making things for a particular purpose:
She had cunningly concealed the device inside a basket of fruit. 她巧妙地将装置藏在一篮水果中。
cannily

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/ ˈkæn. ə l.i / adverb
in a way that shows quick and clever thinking, especially about business or financial matters:
They cannily backed out of the agreement just in time. 他们精明地及时退出了协议。
cleverly

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/ ˈklev.ɚ / A1 adjective
having or showing the ability to learn and understand things quickly and easily:
Judy has never been very clever, but she tries hard. 朱迪向来不是很聪明,可是她很用功。
smart

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/ smɑːrt / B1 adjective mainly US
intelligent, or able to think quickly or intelligently in difficult situations:
Maddy's teacher says she's one of the smartest kids in the class. 玛蒂的老师说,她是班上最聪明的孩子之一。
agile

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/ ˈædʒ. ə l / adjective
able to think quickly and clearly:
For a man of 80, he has a remarkably agile mind. 对于一个80岁的老人来说,他才思惊人地敏捷。
canny

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/ ˈkæn.i / adjective
thinking quickly and cleverly, especially in business or financial matters:
These salesmen are a canny lot. 这些推销员是一帮精明的家伙。
artful

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