arm in arm
adv.
臂挽臂
例句:The couple strolled arm in arm.
那对夫妻挽臂漫步。
They walked down the road arm in arm.
他们手挽手沿路而行。
I often see them strolling happily arm in arm.
我经常看到他们幸福地挽臂散步。
hand in hand
adv.
手拉手, 联合
也有密切相关 密不可分 的意思
例句:They walked away hand in hand.
他们携手离去。
Dirt and disease go hand in hand.
肮脏与疾病是密切相关的。
Power and money go hand in hand.
权和钱密不可分。
Prejudice goes hand in hand with ignorance.
愚昧无知必生偏见。
The two firms work hand in hand.
两个公司联合经营。
