6 sentences

1. 我需要你帮我打开阀门。

   wǒ xū​yào nǐ bāng wǒ dǎ​kāi fá​mén.

   I need you to help me open the valve.

   Source: OpenSubtitles

2. 他们打开了所有的阀门。

   tā​men dǎ​kāi le suǒ​yǒu de fá​mén.

   They opened all the valves.

   Source: OpenSubtitles

3. 他用力旋转阀门以阻止水流。

   tā yòng​lì xuán​zhuǎn fá​mén yǐ zǔ​zhǐ shuǐ​liú.

   He turned the valve forcefully to stop the flow of water.

   Source: Dong Chinese Dictionary

4. 这个阀门里的瓣已经磨损，需要更换。

   zhè​gè fá​mén lǐ de bàn yǐ​jīng mó​sǔn, xū​yào gēng​huàn.

   The flap inside this valve is worn out and needs to be replaced.

   Source: Dong Chinese Dictionary

5. 你可以通过调节阀门来控制水管的水量。

   nǐ kě​yǐ tōng​guò tiáo​jié fá​mén lái kòng​zhì shuǐ​guǎn de shuǐ​liàng.

   You can control the water volume in the pipe by adjusting the valve.

   Source: Dong Chinese Dictionary

6. 高压锅的阀门正咝咝地向外喷气，声音很大。

   gāo​yā​guō de fá​mén zhèng sī​sī de xiàng wài pēn​qì, shēng​yīn hěn dà.

   The pressure cooker valve was hissing loudly as it vented steam.

   Source: Dong Chinese Dictionary