ɑːm noun
3
FURNITURE
家具
the part of a chair, sofa etc that you rest your arms on 〔椅子、沙发等的〕靠手,扶手
8
hold sth at arm’s length
to hold something away from your body 以一臂之距拿着某物
9
keep/hold sb at arm’s length
to avoid developing a relationship with someone 与某人保持一定距离
皮特拉跟所有的男人都保持一定距离,以免自己受到伤害。