Arm's length
adj. 不友好的\\n
🧩 词语组成解析
🗣️ 情景例句
See, it works!
瞧， 真有效！
When the tree is fallen, every one runs to it with his axe.
大树一倒下，人人持斧来。
as Walter Sullivan has put it in his excellent book, We Are not Alone.
正如沃尔特·沙利文在其杰作《我们并不孤独》中阐述的。