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词汇	sheath
释义	sheath AHD[shēth] D.J.[ʃiːθ]K.K.[ʃiθ]n.（名词）【复数】 sheaths[shēYz, shēths] sheathPersian sheath (left) and dagger (right) A case for a blade, as of a sword.鞘：刃的外壳，如剑 Any of various similar coverings.套：任一种类似覆盖物 Biology An enveloping tubular structure, such as the base of a grass leaf that surrounds the stem or the tissue that encloses a muscle or nerve fiber.【生物学】 鞘，兜：一种包围的管状结构，例如围绕茎的草叶基部或包围肌肉或神经纤维的组织 A close-fitting dress.紧身装 v.tr.（及物动词）sheathed, sheath.ing, sheaths[shēYz, shēths] To encase or cover with or as if with a sheath; sheathe.包，盖：用或好象用鞘包围或覆盖；包覆 Etymology语源 Middle English shethe 中古英语 shethe from Old English scēath * see skei- 源自 古英语 scēath * 参见 skei-
随便看	firmament firmaments firmed firmer firmer chisel firmest firming firms firmware firn firns firn snow Firozabad firs first first aid first base first baseman first basemen first-born first class first-class first-class first cousin first-degree burn

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