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单词
raffinate
释义
WordReference Random House Unabridged Dictionary of American English © 2024
raf•fi•nate
(raf
′
ə nāt′),
USA pronunciation
n.
[
Chem.
]
Chemistry
the part of a liquid, esp. an oil, remaining after its more soluble components have been extracted by a solvent.
French
raffin
(
er
) to refine (
r
(
e
)
-
re
- +
affiner
to refine; see
affine
) + -
ate
1
1925–30
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更新时间:2025/12/25 16:10:09