采煤

采煤	cǎi méi	coal mining / coal extraction / coal cutting
采	cǎi	to pick / to pluck / to collect / to select / to choose / to gather
采	cǎi	color / complexion / looks / variant of 彩 / variant of 采
采	cài	used in 采邑 and 采地
煤	méi	coal / CL:块