nǎi nai / zài / yuàn zi / lǐ / zhòng le / yí piàn / wàng yōu cǎo / xià tiān / yí dào / jiù / kāi de / tè bié / rè nao

奶奶在院子里种了一片忘忧草，夏天一到就开得特别热闹。

Grandma planted a patch of daylilies in the yard, and as soon as summer arrives, they bloom profusely.