Jai turned professional seven years ago.

Jai在七年前成为职业选手。

I nearly turned professional because I was so quick.

我太快了，差点就变成职业选手了。

The reason I didn't turn professional is because I wasn't very good at steering.

我没有成为职业选手，是因为我不太擅长骑车。

Turning professional, he was sponsored by a group of local white businessmen who agreed to sponsor him.

成为职业选手的他受到了一群当地白人商人的赞助。

He won an Olympic gold medal in basketball as Team USA's captain in 1956 before turning professional.

1956年，在成为职业篮球运动员之前，他作为美国队队长赢得了奥运会篮球金牌。

I turned professional and I made my first pro model as a tribute to my grandfather, Chief Poundmaker.

我转为专业人士并制作了我的第一个职业模特，以纪念我的祖父 Chief Poundmaker。