词根词缀：brevi-, brev-

【来源及含义】Latin: short; shorten, make shorter, shortened

【同源单词】abbreviate, abbreviated, abbreviation, abbreviator, abridge, abridged

词根词缀：penna-

【来源及含义】Latin: feather, feathers; by extension in some situations, wing, wings

【相关词根词缀】 Related "feather, feather-like; soft down, plumage" word units: pinni-, pin-; plum-, -plume; pterido-; ptero-; ptilo-.

【同源单词】bipennate muscle, bipennate, brevipennate, empennage, impennate, longipennate