您要查找的是不是：
- 钍A thorium A
- 不仅A而且 not merely A but also B
- 与其说A不如说 not so much A as B
- A股 A-share
- 把A误以为 take A for B
- 钍的提炼 extraction and metallurgy of thorium
- 钍C' ThC'; thorium C'
- 维生素A vitamin(e)
- 钍C'' ThC''; thorium C''
- 把A视为 looked upon A as B
- 变铀钍石 enalite
- 双酚A bisphenol A
- 敷钍钨 thoriated tungsten
- 氟化钍 thorium fluoride
- A型 A Mode; A-form
- 钍C thorium C
- 把A比喻 compare A to B
- 硅酸钍 thorium silicate
- 把A换成 exchange A for B
- 我得了一个A-。 I got an A minus.
