ARABIAN DESERT
\əɹˈe͡ɪbi͡ən dˈɛsət], \əɹˈeɪbiən dˈɛsət], \ə_ɹ_ˈeɪ_b_iə_n d_ˈɛ_s_ə_t]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.