1 sentence

1. 这个初步设想还需要进一步讨论和完善。

   zhè​gè chū​bù shè​xiǎng hái xū​yào jìn​yī​bù tǎo​lùn hé wán​shàn.

   This preliminary idea still needs further discussion and refinement.

   Source: Dong Chinese Dictionary