zhè / wèi / yǎn / yuán / zài / tái / shàng / jí / xìng / fā / huī / yíng / dé / le / guān / zhòng / de / zhǎng / shēng

这位演员在台上即兴发挥，赢得了观众的掌声。

The actor improvised on stage and won the audience's applause.