jumbly

例句：

1. 1.The new car is very jumbly to drive.
   这辆新车开起来很笨重。
2. 2. The old man was very clumsy when he fell off the ladder.
   那老人爬梯子时摔得很笨重。
3. 3.The robot was very stupid and couldn't do anything right.
   这个机器人很愚蠢，什么都做不好。