比赛将在下午三点的开球后正式开始。

The game will officially start after the ___kickoff at 3 PM.

下周我们将举行项目启动会来讨论细节。

We'll have a ___kickoff next week to discuss the project details.

比赛开始时，踢球员将球从发球台上踢出。

The player kicked the ball from the tee during the ___kickoff.