Mercedes is not new to making small cars, but its efforts have been crippled by productions that are sub-scale and over-engineered.
梅赛德斯在制造小型汽车方面并不是新手，但是由于产销规模小以及过度设计，开发能力受到削弱。
2
On the other hand, one friend thought her Diaper Genie (a diaper disposal device) was nothing more than an over-engineered difficult-to-use garbage can.
另一方面，一个朋友认为她的尿片妖怪（一个尿片清理设备）简直就是一个超功能的难用的垃圾筒。
3
Mercedes is not new to making small cars, but its efforts have been crippled by products that are sub-scale and over-engineered.