tā / dì / yī / cì / cān / jiā / zhèng / shì / huì / yì / jǐn / zhāng / de / shǎ / bù / lèng / dēng / de

他第一次参加正式会议，紧张得傻不愣登的。

It was his first formal meeting, and he was so nervous that he looked completely dazed.