单词	back rigidity
释义	back rigidity 脊强
随便看	single-mode optical fiber single mode optical fiber single-mode optical fiber connector single mode optical fibre single-mode oscillation single mode oscillation single-mode oscillator single mode system single-mode system single mode waveguide single mode wavelength-division demultiplexer single mode wavelength-division multiplexer single module single module failure single moldboard plow single-moldboard plow single mole single-molecule single molecule analysis single molecule detection single-molecule magnet single-mom single mom single money single monster 鵦鵧鵨鵩鵪鵫鵬鵭鵮鵯返青返顾返魂返魂草迕还还还还世还丹