extra address

例句：

1. 1. The extra effort will pay off in the end.
   额外的努力最终会得到回报。
2. 2. Extra care is needed when handling fragile objects.
   处理易碎物品时需要额外小心。
3. 3. He received an extra promotion for his hard work.
   他的辛勤工作使他获得了额外的晋升。