handy concrete mixer

例句：

1. 1. I'll bring my laptop to the meeting so it's handy for me.
   我会把我的笔记本电脑带到会议上，这样对我很方便。
2. 2. The new coffee maker is a handy tool for making coffee in the morning.
   这款新的咖啡机是早上做咖啡的好帮手。
3. 3. He found a handy tool in the toolbox that could fix his car.
   他在工具箱里找到了一个好用的工具，可以修他的车。