superstitious

形容词 superstitious:

1. showing ignorance or the laws of nature and faith in magic or chance

1. I always put my left shoe on first; I'm superstitious (about it).
   我穿鞋总是先左後右，我是很迷信(这件事)的。
2. He has a superstitious thought that black cat are unlucky.
   他有一种迷信的想法认为黑猫不吉祥。