“bar sight”的概念、定义、翻译、参考文献-科学参考

单词	bar sight
释义	bar sight [`bär ´sīt] ^ORDNANCE The rear sight of a firearm, consisting of a movable bar, usually with an open notch.
随便看	back resistance backrope back-run process back rush backs backsaw backsawing backscatter gage backscattering backscattering thickness gage backscatter radar backset back-set bed backshore backshore beach backshore terrace back shot backsight backsight method back siphonage back slope back solution backspace backspring backstay

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