萎缩性及溃疡形成性扁平苔藓的英文

lichen planus atrophicus et exulcerans

• 萎缩:    wither; shrivel
• 性:    nature; character; ...
• 及:    reach; come up to
• 溃疡形成:    helcosis; elkosis; ...
• 扁平:    flat
• 苔藓:    moss; lichen; musc ...