arm's-lengthadj.不友好的保持距离型；一臂间隔；一臂间距例句筛选1.James rarely speak to his wife, he keeps her at arm's length.詹姆斯难得对妻子讲话，他对她若即若离。 2.I had a feeling that she was keeping me at arm's length.我有种感觉，她在与我保持距离。
