1 sentence for 白 (bái — wrong character)

1. 你又把这个字写白了，中间应该有两横。

   nǐ yòu bǎ zhè​ge zì xiě bái le, zhōng​jiān yīng​gāi yǒu liǎng héng.

   You wrote this character wrong again; there should be two horizontal strokes in the middle.

   Source: Dong Chinese Dictionary