unnatural

形容词 unnatural:

1. not in accordance with or determined by nature; contrary to nature
2. speaking or behaving in an artificial way to make an impression
   同义词：affected
3. distorted and unnatural in shape or size; abnormal and hideous
   同义词：grotesque, monstrous

1. It's not unnatural that you should feel annoyed.
   你感到生气是不足为怪的。
2. His unnatural manner made her feel uncomfortable.
   他那做作的举止使她感觉很不舒服。