side line

1.【体】(球场的)旁线,边线

2.副业,兼职

3.局外人,旁观者的立场

1.使运动员不能参加比赛

2.阻止某人参加活动

3.从事副业(或体育活动)

1.[Sports]either of two lines marking the side limits of a playing field

2.a job or activity that supplements income from a primary job

3.a place for people who are not involved in something, or the condition of being uninvolved

1.to cause a player in a sport or game to be unable to play

2.to prevent someone from being involved in something that they would normally expect to be involved in

3.to engage in as a subsidiary occupation or sport