arm's length Idiom
keep at arm's length
keep at a distance 保持一段距离
You had better keep him at arm's length.你最好不要和他过分亲近。
At arm's length
If something is at arm's length, it is a safe distance waway from you.
Keep someone at arm's length
If you keep someone or something at arm's length, you keep a safe distance away from them.
keep one at a distance|arm|arm's length|at a dista
v. phr. To avoid (someone's) company; not become too friendly toward.
Mr. Smith is kind to the workers in his store but after work he keeps them at a distance. Betty likes Bill and is trying to be friendly, but he keeps her at arm's length. Compare: KEEP ONE'S DISTANCE, HOLD OFF(1a).
arm's length
A ambit carefully kept from article or amid something, according (literally or figuratively) to an arm's span. Typically acclimated in the byword "keep at an arm's length." Nancy has been befitting me at an arm's breadth anytime back she begin out I was chattering about her. You're begrimed from that game, amuse break an arm's breadth abroad from me! You can watch me cook, but break at arm's breadth in case any hot oil spurts out of the pan.Learn more: length