4 sentences

1. 邮递员送来了一个沉甸甸的包裹。

   yóu​dì​yuán sòng​lái le yī gè chén​diàn​diàn de bāo guǒ.

   The mailman delivered a heavy package.

   Source: Dong Chinese Dictionary

2. 秋天到了，树上挂满了沉甸甸的果实。

   qiū​tiān dào le, shù​shàng guà mǎn le chén​diàn​diàn de guǒ​shí.

   Autumn has arrived, and the trees are laden with heavy fruit.

   Source: Dong Chinese Dictionary

3. 他提着一个沉甸甸的包走进了办公室。

   tā tí zhe yī gè chén​diàn​diàn de bāo zǒu​jìn le bàn​gōng​shì.

   He walked into the office carrying a heavy bag.

   Source: Dong Chinese Dictionary

4. 秋天到了，果园里的树上挂满了沉甸甸的梨。

   qiū​tiān dào le, guǒ​yuán lǐ de shù​shàng guà mǎn le chén​diàn​diàn de lí.

   Autumn has arrived, and the trees in the orchard are laden with heavy pears.

   Source: Dong Chinese Dictionary