2 sentences for 阀 (fá)

1. 北洋军阀曾统治中国多年。

   Běi​yáng jūn fá céng tǒng​zhì Zhōng​guó duō nián.

   The Beiyang warlords ruled China for many years.

   Source: Dong Chinese Dictionary

2. 请检查一下安全阀是否正常工作。

   qǐng jiǎn​chá yī​xià ān​quán fá shì​fǒu zhèng​cháng gōng​zuò.

   Please check if the safety valve is working properly.

   Source: Dong Chinese Dictionary