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单词
Kevlar
释义
Kevl.ar
H5kev7lB:5, $-lB:r
n [U] trademark specialized
a very strong artificial material that is not damaged by high temperatures
凯夫拉尔,纤维B(一种耐高温、质地牢固的合成纤维)
Helmets and bullet-proof vests are often made out of Kevlar.
头盔和防弹背心常常是用纤维B制成的。
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更新时间:2026/3/13 2:54:55