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单词
polyvinyl butyral
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pol
′
yvi
′
nyl bu
′
tyral,
[
Chem.
]
Chemistry
a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
1940–45
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off-the-peg
off-the-rack
off-the-record
off the shelf
off-the-shelf
off-the-wall
offtrack
off-white
off year
off-year
ofgem
of human bondage
ofili
oflag
o'flaherty
oflem
o.f.m.
of mice and men
ofr.
ofr
ofris.
ofris
ofs
oft
often
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更新时间:2026/7/9 7:27:34