3 sentences

1. 河水中突然出现了一个巨大的漩涡。

   hé​shuǐ zhōng tū​rán chū​xiàn le yī gè jù​dà de xuán​wō.

   A huge whirlpool suddenly appeared in the river.

   Source: Dong Chinese Dictionary

2. 他不想被卷入这场家庭纷争的漩涡。

   tā bù xiǎng bèi juǎn​rù zhè cháng jiā​tíng fēn​zhēng de xuán​wō.

   He didn't want to be sucked into the vortex of this family dispute.

   Source: Dong Chinese Dictionary

3. 涡轮增压器可以显著提升发动机的功率。

   wō​lún zēng​yā​qì kě​yǐ xiǎn​zhù tí​shēng fā​dòng​jī de gōng​lǜ.

   A turbocharger can significantly increase an engine's power output.

   Source: Dong Chinese Dictionary