adj.基本的；初步的；未充分发展的

They were given only rudimentary training in the job. 他们仅仅受到过基本的职业训练。

E-mail filters are still rudimentary cures and pretty ineffective in curtailing the deluge of unwanted messages. 电子邮件过滤软体仍旧是基本的补救方法，但对于如洪水般涌来的垃圾讯息，筛减效力实在不彰。

I have only a rudimentary grasp of physics. 我对物理学仅有初步的了解。

The robot now has several of its sensory organs attached and a rudimentary nervous system working. 机器人现在已经接上了好几个感测器，而且初步的神经系统也可以运作了。