3 sentences

1. 这个计划大致已经完成了。

   zhè​ge jì​huà dà​zhì yǐ​jīng wán​chéng le.

   The plan is roughly complete.

   Source: Dong Chinese Dictionary

2. 他写文章时，总是先根据要求列出一个大致的框。

   tā xiě wén​zhāng shí, zǒng​shì xiān gēn​jù yāo​qiú liè​chū yī gè dà​zhì de kuàng.

   When writing an article, he always starts by drafting a rough outline based on the requirements.

   Source: Dong Chinese Dictionary

3. 老农夫熟练地用步子丈了一下这块土地的大致长度。

   lǎo nóng​fū shú​liàn de yòng bù​zi zhàng le yī​xià zhè kuài tǔ​dì de dà​zhì cháng​dù.

   The old farmer skillfully paced out the approximate length of the land.

   Source: Dong Chinese Dictionary