n. 
隙云
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fire-extinguishing,
fire-eyed,
firefang,
firefanging,
fire-fiend,
firefight,
firefighter,
firefighting,
firefinder,
fire-flag,
相似单词
perlite,
perlition,
perlocution,
perlocutionary,
perlon,
perlucidus,
perlustrate,
perm,
permachrome,
Permaclad,