2) pitch-black pitch-dark
深黑,漆黑
3) as black as a crow
极黑;漆黑
4) black paint
黑漆涂层
1.
The effects of black paint on laser induced shock waves in the aluminum and copper targets are introduced when the targets are irradiated by laser pulses of 33ns duration, at laser power density around 10 9W/cm 2,and wavelength 1.
介绍了约束靶表面的黑漆涂层对激光冲击波的影响。
5) Black polished lacquer
黑推光漆
补充资料：漆黑
1.谓极暗无亮光。 2.颜色极黑。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条