Two of the fireworks in the box were duds.
盒子里得烟火有两个是坏得。

Once fitness is created, natural selection is peerless for winnowing out the duds.
一旦创立了适合度，自然选择去粗汰劣的势头就无可匹敌了。

All Dots and Duds are Song
点点缀缀都是歌

You got some dry duds we can put on him?
你这里有干衣服我们可以为他穿上吗?

I finished first, so I made one for you, Duds.
我是第一个完成的，所以帮你也做了一个，达斯。

Thomas Edison invented 3,000 duds before he invented the lightbulb.
托马斯爱迪生在发明灯泡之前经历了三千多次失败。

The third option is to muddle through, shedding a few duds and tolerating the rest.
第三种选择是得过且过，裁掉几个庸才，容忍其他的。

Usually a couple of these game modes are duds and are included to give the game some sort of weight.
通常有些这种游戏模式没点用而且又让程序更大。