具有引人注目雾滴的阳光形成了天空中的白色彩虹。由于这些雾滴过于微小，它们不能像那些较大的雨滴那样，作为棱镜以形成典型的彩虹。
White rainbows result from sunlight striking fog droplets which are so tiny that they can not act as prisms, like larger raindrops do for typical rainbows.
提出了一种测量微小角位移的新方法，该法基于一种金属包覆波导结构，通过棱镜耦合激发空气导波层中的超高阶导模作为灵敏探针。
Based on a symmetrical metal-cladding waveguide, ultrahigh-order modes in the guiding layer air gap can be excited through prism coupling to serve as sensitive probes.
提出了一种测量微小角位移的新方法，该法基于一种金属包覆波导结构，通过棱镜耦合激发空气导波层中的超高阶导模作为灵敏探针。
The free space coupling technique is utilized to excite the ultrahigh-order mode to act as a probe, which is considered to be very sensitive to the wavelength change.
提出了一种测量微小角位移的新方法，该法基于一种金属包覆波导结构，通过棱镜耦合激发空气导波层中的超高阶导模作为灵敏探针。
The free space coupling technique is utilized to excite the ultrahigh-order mode to act as a probe, which is considered to be very sensitive to the wavelength change.
应用推荐