replace only

• 只替换

replace only的用法和样例：

例句

1. Only substitute solid lines for dashed or dotted lines in extreme situations.
   虚线或虚线极端情形中行只替换为实线。
2. Day and night Tung and Fong stayed in the room, spelling each other off only for short naps.
   董和方整天整夜守在这间屋子里，只替换着出去打个盹儿。