2 sentences

1. 他的书法笔力挥霍，气势磅礴。

   tā de shū​fǎ bǐ​lì huī​huò, qì​shì​páng​bó.

   His calligraphy is bold and vigorous with a grand momentum.

   Source: Dong Chinese Dictionary

2. 阅兵仪式上，受阅部队的阵容整齐划一，气势磅礴。

   yuè​bīng yí​shì shàng, shòu​yuè bù​duì de zhèn​róng zhěng​qí​huà​yī, qì​shì​páng​bó.

   At the military parade, the formation of the reviewed troops was perfectly uniform and magnificent.

   Source: Dong Chinese Dictionary