zhè cì / xiàn chǎng huì yì / yāo qǐng / le / suǒ yǒu / xiāng guān / bù mén / de / fù zé rén / cān jiā

这次现场会议邀请了所有相关部门的负责人参加。

This on-the-spot meeting invited the heads of all relevant departments to attend.