最新研究进一步证实，危险不在于司机接电话时双手的动作，而在于通话对大脑的影响。

The latest research further confirms that the danger lies less in what a motorist's hands do when he takes a call than in what the conversation does to his brain.

youdao

在炒茶时，樊改变了双手的力度和动作。

Fan changed the strength and movement of his hands as he roasted leaves.

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我四处走动，与开发人员交谈，有几个人引用了玛丽亚·蒙台梭利的一句名言：“人类才智由双手的使用而发展。”

I walked around and talked with developers, and several quoted a famous saying of Maria Montessori's, "The hands are the instruments of man's intelligence."

youdao

I just come back with my black coffee and my double espresso mocha latte skinny frothed, except it isn't espresso.

我回到桌位上，双手拿着我的黑咖啡,和一杯双倍浓度无咖啡因少泡沫的穆哈咖啡，其实不是无咖啡因的。

耶鲁公开课 - 心理学导论课程节选

For joy, apparently, it was all Franny could do to hold the phone even with both hands. For a foolish half minute or so there was no other words, no further speech, then "I can't talk anymore, buddy."

为了欢愉，明显是弗兰尼拿着电话,或者用双手能做的，在大约半分钟里,没有其他的话了，也没有讲话了，然后说，我不能谈论任何人，巴蒂“

耶鲁公开课 - 1945年后的美国小说课程节选

Look at the last two lines: "But that two-handed engine at the door stands ready to smite once, and smite no more."

看一下最后两行：,“然门边的双手引擎“,整装待发着发出毁灭性的打击“

耶鲁公开课 - 弥尔顿课程节选