zhǎn / huì / kāi / mù / dāng / tiān / xiàn / chǎng / bīn / kè / rú / yún / gōng / zuò / rén / yuán / yì / zhí / máng / gè / bù / tíng

展会开幕当天，现场宾客如云，工作人员一直忙个不停。

On the day the exhibition opened, the venue was packed with guests, keeping the staff busy nonstop.