附言

zài xìn hòu fù yán

在信后附言

the postscript of a letter

tā jiā le yī jù fù yán ràng wǒ jiāo huā

她加了一句附言，让我浇花。

She added a postscript asking me to water the plants.

xū yào tiān jiā fù yán

需要添加附言

need to subjoin a postscript