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。
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。
2.come to v. 想起;共计
As he came to a bridge, he heard a truck approaching.
在他来到一座桥头时,他听见一辆卡车驶来。
In a few minutes he suddenly came to.
过了一会儿他突然苏醒过来。