单词	惨难
释义	惨难 cǎn nándisaster
随便看	crop residue crop residue amendment Crop residue burning crop residue chopper crop residue cover Crop-residue-derived carbon Crop-residue-derived charcoal crop residue management Crop residue removing crop simulation system crops information crop site crop situation crop situation index crop skip hoist crops land crops make sugar from air and water crop smothering crop residues crop residues and rotations crop residues industry crop resistance crop resistant to waterrot crop response crop restriction