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单词
fraenum
释义
fraenum
n. (also frenum) (pl. -na) Anat. a fold of mucous membrane or skin esp. under the tongue, checking the motion of an organ.
Etymology
: L, = bridle
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steady
steak
steal
stealth
stealthy
steam
steamboat
steamer
steamroller
steamship
steamy
stearic
stearin
steatite
steatopygia
steed
steel
steelhead
steelwork
steelworks
steely
steelyard
steenbok
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steeple
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更新时间:2025/10/20 8:12:46