3 sentences

1. 静音模式会关闭机械快门和所有电子声音。

   jìng​yīn mó​shì huì guān​bì jī​xiè kuài​mén hé suǒ​yǒu diàn​zǐ shēng​yīn.

   Silent Mode turns off the mechanical shutter and all electronic sounds.

   Source: CCMatrix

2. 你还应该确保自己的手机被调成静音状态。

   nǐ hái yīng​gāi què​bǎo zì​jǐ de shǒu​jī bèi tiáo chéng jìng​yīn zhuàng​tài.

   You should also make sure that your phone is set on silent mode.

   Source: CCMatrix

3. 有些手机可能允许您将所有其他铃声设置为静音。

   yǒu​xiē shǒu​jī kě​néng yǔn​xǔ nín jiāng suǒ​yǒu qí​tā líng​shēng shè​zhì wéi jìng​yīn.

   Some phones may allow you to set all other ringtones to silent.

   Source: CCMatrix