1 sentence for 玖 (jiǔ — nine)

1. 在填写支票时，数字九必须写成大写的“玖”。

   zài tián​xiě zhī​piào shí, shù​zì jiǔ bì​xū xiě​chéng dà​xiě de“ jiǔ”.

   When filling out a check, the number nine must be written in the formal capital form '玖'.

   Source: Dong Chinese Dictionary