STOPWATCH
\stˈɒpwɒt͡ʃ], \stˈɒpwɒtʃ], \s_t_ˈɒ_p_w_ɒ_tʃ]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.