1.each other 彼此，互相

They bounced their ideas off each other.
他们相互交换彼此的想法iN;H|V_^DXEJe(=KOF_L。

They swaggered down the street, hooking on each other.
他们互相挽着手臂大摇大摆地沿着大街走去b%uK,oFr9O。

2.baby talk 儿语

They begin to be treated like children, patronized with baby talk or avoided.
大家像对待儿童一样，对他们细声儿语、小心翼翼地回避p@dTHH5UrQ+k%[。

When we say babies do this and that even “before they learn to talk,” we’re obviously not including baby talk and other language smarts.
当我们说婴儿“在学会说话之前”就会这个或者那个的时候，显然没有把宝宝的语言和宝宝们其他的语言天赋包括在内a!_9Zy5mCdu7VWcPN^。