6 sentences

1. 空谈徒增笑柄。

   kōng​tán tú zēng xiào​bǐng.

   Empty talk only makes one more of a laughingstock.

   Source: Dong Chinese Dictionary

2. 最近股市持续上扬，投资者信心大增。

   zuì​jìn gǔ​shì chí​xù shàng​yáng, tóu​zī​zhě xìn​xīn dà zēng.

   The stock market has been steadily rising recently, greatly boosting investor confidence.

   Source: Dong Chinese Dictionary

3. 这种药水可以使头发的生长速度倍增。

   zhè zhǒng yào​shuǐ kě​yǐ shǐ tóu​fa de shēng​zhǎng sù​dù bèi zēng.

   This lotion can double the growth rate of hair.

   Source: Dong Chinese Dictionary

4. 望着满地的落叶，他心中徒增几分感伤。

   wàng zhe mǎn​dì de luò​yè, tā xīn​zhōng tú zēng jǐ fēn gǎn​shāng.

   Gazing at the fallen leaves everywhere, he felt an added sense of melancholy.

   Source: Dong Chinese Dictionary

5. 自从获得了这项国际大奖，他的身价大增。

   zì​cóng huò​dé le zhè xiàng guó​jì dà​jiǎng, tā de shēn​jià dà zēng.

   Since winning this international award, his status has increased significantly.

   Source: Dong Chinese Dictionary

6. 听到这个好消息，大家的工作热情也随之倍增。

   tīng​dào zhè​ge hǎo xiāo​xi, dà​jiā de gōng​zuò rè​qíng yě suí zhī bèi zēng.

   Upon hearing the good news, everyone's enthusiasm for work doubled.

   Source: Dong Chinese Dictionary