词汇	self-cleaning surface
释义	self-cleaning surface 自洁表面
随便看	natural dialogue natural diamond natural diamond bit natural diamond core bit natural diamond nuclear radiation detector Natural Diamonds Natural diamond tool natural diaphragm natural dielectric natural difference method Natural differentiation natural diffusion natural diminution natural dipole moment natural direction natural disadvantage natural disaster natural-disaster natural disaster aids natural disaster and human foe Natural disaster chain Natural disaster in Hunan natural disaster mitigation natural disaster monitoring natural disaster monitoring by satellite