3 sentences

1. 这件大衣的长短正合适。

   zhè jiàn dà​yī de cháng​duǎn zhèng hé​shì.

   The length of this coat is just right.

   Source: Dong Chinese Dictionary

2. 他要是有个长短，这家人就没指望了。

   tā yào​shi yǒu gè cháng​duǎn, zhèi jiā rén jiù méi zhǐ​wàng le.

   If anything bad should happen to him, the family will have no hope left.

   Source: Dong Chinese Dictionary

3. 我们不应该在背后议论别人的长短。

   wǒ​men bù yīng​gāi zài bèi​hòu yì​lùn bié​ren de cháng​duǎn.

   We shouldn't gossip about others' merits and faults behind their backs.

   Source: Dong Chinese Dictionary