1
the kickoff of [event]
可用于比喻性场合，如项目启动。
The kickoff of the tournament is scheduled for next Monday.
锦标赛的开球定于下周一。
在足球比赛中，从场地中央开球以开始比赛或在得分后恢复比赛。
先理解核心含义，再看它在真实句子里的用法。
在足球比赛中，从场地中央开球以开始比赛或在得分后恢复比赛。
A kick from the center of the field to start a football game or to resume it after a score.
The kickoff of the tournament is scheduled for next Monday.
锦标赛的开球定于下周一。
某事应开始的时间
the time at which something is supposed to begin
(足球)从场地中央开球以开始或在得分后重新开始比赛
(football) a kick from the center of the field to start a football game or to resume it after a score
给予参赛者的开始
a start given to contestants
The team won the coin toss and chose to receive the kickoff.
该队赢得了掷硬币，选择接开球。
The project kickoff is scheduled for next Monday morning.
项目启动会议定于下周一上午举行。
Several kickoffs in the second half were deep into the opponent's territory.
下半场的几次开球都深入了对方 territory。
可用于比喻性场合，如项目启动。
The kickoff of the tournament is scheduled for next Monday.
锦标赛的开球定于下周一。
All players must be on the field at the kickoff.
所有球员必须在开球时在场上。
常用于项目或活动的起始会议。
We have a kickoff meeting tomorrow.
我们明天有一个启动会议。
Not this
The game will kickoff at 8 PM.
Use this
The game will kick off at 8 PM.
‘kickoff’ 是名词，不能用作动词。此处应使用动词短语 ‘kick off’ 来表示‘开球’的动作。
Not this
There will be three kickoff this season.
Use this
There will be three kickoffs this season.
‘kickoff’ 是可数名词，复数形式为 ‘kickoffs’。当表示多个开球事件时，必须加 -s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
项目启动会议
The team will have a kickoff meeting on Monday to discuss the project plan.
团队将在周一召开启动会议来讨论项目计划。
开球时间；开始时间
What is the kickoff time of the match?
比赛的开球时间是什么时候？
正式启动
The official kickoff of the new program is scheduled for next month.
新项目的正式启动定于下个月。
项目启动
We need to prepare the presentation for the project kickoff.
我们需要为项目启动准备演示文稿。
赛季开幕
The season kickoff will take place at the new stadium.
赛季开幕式将在新体育场举行。
开幕派对；启动仪式
They held a kickoff party to celebrate the beginning of the tournament.
他们举办了一场开幕派对来庆祝锦标赛的开始。
Use kickoff naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记住拼写：kick（踢）+ off（离开/开始）——足球中圈一脚踢出，比赛就此 kick off 正式开赛。
语域：mixed 常见场景：体育比赛解说、项目启动会议、活动安排通知 该词的正式程度会随语境变化：体育解说和职场会议中很常见，日常口语也常用；正式书面语中通常改用 start 或 beginning。
可数名词
Dictionary facts from ECDICT, WIKTIONARY.