to think on one's feet 形容一个人脑子很快
to think on one's feet
独立思考：独立思考
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The other is more intuitive, daring , relying on one's ability to think on their feet.
另外一种更需要直觉、胆量，取决于人随机应变的能力。
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