We went skipping down the street arm in arm.

我们挽着臂蹦蹦跳跳地沿大街走着。

《柯林斯英汉双解大词典》

He walked from the court arm in arm with his wife.

他和他妻子臂挽着臂从法院走来了。

《柯林斯英汉双解大词典》

Young lovers walked arm in arm amidst flowers of every color of the rainbow.

年轻的情侣们手挽手走在五彩缤纷的花丛中。

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In one activity, children try to get a robot arm to pick up a block and place it in a cup.

VOA: special.2010.07.28

So every time you move your arm, that area of the brain with green line starts, become active in a particular way.

因此，每当你运动手臂的时候，大脑中绿线的部分开始工作，以特定的方式活跃起来。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

So as people in the back are answering these questions because they want to test my arm.

坐在后面的人回答我的问题,就是想要试试我的手臂力量。

麻省理工公开课 - 计算机科学及编程导论课程节选

The riverside duo stood arm in arm, pointing east, where I was heading.

BBC: Canada��s greatest cycling trail

The life-size statue in Coney Island shows Robinson and Reese arm in arm.

WSJ: A guide to exploring Jackie Robinson's Brooklyn

He wrote as if he were walking with the reader, arm in arm.

ECONOMIST: Leigh Hunt