a BBC sports presenter的用法和样例：
- A BBC comedian asked his straight man to read the day's news.
- The Grand Prix is one of snooker's longest running tournaments and one of four major events televised by BBC Sport.
- "The USOC has not made medal projections or set medal goals for this Olympic Games," a spokesman told BBC Sport.
- The playmaker is currently owned by the company BBC Sport, who bought him in February among other young players of the Uruguayan U20 national side.