英语词汇“sheath”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

sheath

(shēth)

n. pl. sheaths (shēthz, shēths)

a. A usually close-fitting case or covering for a blade, as of a sword.

b. Any of various similar coverings.

2. 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.

3. A close-fitting dress.

4. A condom.

[Middle English schethe, from Old English scēath; see skei- in the Appendix of Indo-European roots.]

sheath

Persian sheath (left) and dagger (right)

单词	sheath
释义	sheath (shēth) n. pl. sheaths (shēthz, shēths) 1. a. A usually close-fitting case or covering for a blade, as of a sword. b. Any of various similar coverings. 2. 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. 3. A close-fitting dress. 4. A condom. [Middle English schethe, from Old English scēath; see skei- in the Appendix of Indo-European roots.] sheath Persian sheath (left) and dagger (right)
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