中英词典查询

propagations [ˌprɔpəˈgeɪʃənz]

n. 繁殖( propagation的名词复数 ); 增殖; 宣传; 波及;

例句:

  • The light wave is by spaces and facing forward propagations of various materials.
    光波是通过空间和各种材料向前传播.
    来自辞典例句