Definition

Examples

• 请检查一下门窗是否关好了。
  Qǐng jiǎnchá yíxià mén chuāng shìfǒu guān hǎo le.
  Please check whether the doors and windows are properly closed.
• 这栋老房子的门窗都换成新的了。
  Zhè dòng lǎo fángzi de mén chuāng dōu huàn chéng xīn de le.
  All the doors and windows of this old house have been replaced with new ones.
• 节能门窗能有效降低室内温度。
  Jiénéng mén chuāng néng yǒuxiào jiàngdī shìnèi wēndù.
  Energy-efficient doors and windows can effectively lower indoor temperatures.