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单词 helmet
释义
hel·met (hĕlmĭt)
n.
1.
a. A protective head covering made of hard material, such as leather, metal, or plastic: A firefighter's uniform includes a helmet.
b. The headgear with a glass mask worn by deep-sea divers.
c. A pith helmet; a topi.
d. A head covering, such as a balaclava, that is shaped like a helmet.
2. A piece of armor, usually made of metal, designed to protect the head.
3. Botany The hood-shaped sepal or corolla of some flowers.
tr. & intr.v. hel·met·ed, hel·met·ing, hel·mets
To provide with or put on a helmet.

[Middle English, from Old French, diminutive of helme, of Germanic origin; see kel-1 in the Appendix of Indo-European roots.]

helmet·ed adj.
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更新时间:2025/1/23 12:40:24