### Clue: During tea, nothing was bowled at Oval (6)
### Answer: OBLONG 
 ### Explanation: Definition: Oval
 "oolong"(a dark Chinese tea that has been partly fermented before drying) **with an inner**(During …) ***"o"***(letter representing zero;nothing) **replaced by**(was) "b"(abbrev. for "bowled" in cricket).
Answer: Having an elongated shape, starting from a square or a circle, the former being the more commonly used. A nice cricketing surface.