propagator

• n.propagate的变形

propagate['prɔpəɡeit]

• vt.
  • 繁殖；增殖：

    The weeds propagate themselves rapidly.

    杂草繁殖极快。

  • 繁衍，使繁殖：

    Human beings propagate their species by sexual reproduction,

    人类是通过有性生殖来繁衍同类的。

  • 遗传(特征等)：

    Scientists were hoping to propagate the best qualities of both types of sheep.

    科学家希望使这两种绵羊的最佳特性遗传给下一代。

  • 传播；宣传；传送：

    to propagate and carry out the policies

    宣传和落实这些政策

  • 【物理学】(声波、电磁辐射等)传播，传导：

    to propagate radio waves over a great distance

    远距离传送无线电波

• vi.
  • (动物、植物)繁殖；增殖：

    Most plants propagate by seed.

    大多数植物靠种子繁殖。

  • 蔓延；扩展：

    to cause the flame to propagate along the dry sticks

    使火焰沿着枯枝蔓延

• 变形:

  vt.propagated.propagating