2 sentences

1. 这件衣服的大小恰好合适。

   zhè jiàn yī​fu de dà​xiǎo qià​hǎo hé​shì.

   The size of this garment fits just right.

   Source: Dong Chinese Dictionary

2. 我正要去找他，他恰好就推门进来了。

   wǒ zhèng yào qù zhǎo tā, tā qià​hǎo jiù tuī mén jìn​lái le.

   I was just about to look for him, and he happened to walk in.

   Source: Dong Chinese Dictionary