Zhèng / shì / fā / yán / shí / yào / zhù / yì / qiǎn / cí / bì / miǎn / ràng / rén / chǎn / shēng / wù / jiě正式发言时要注意遣词,避免让人产生误解。When speaking formally, choose your words carefully to avoid being misunderstood.