tā / yīn gù / wú fǎ / cān jiā / jīn tiān / de / huì yì / yǐ / tí qián / fā yóu jiàn / xiàng / dà jiā / shuō míng / qíng kuàng

他因故无法参加今天的会议，已提前发邮件向大家说明情况。

For some reason, he was unable to attend today's meeting and emailed everyone in advance to explain the situation.