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单词
optionality
释义
WordReference Random House Unabridged Dictionary of American English © 2024
op•tion•al
(op
′
shə nl),
USA pronunciation
adj.
left to one's choice;
not required or mandatory:
Formal dress is optional.
leaving something to choice.
option
+ -
al
1
1755–65
op′tion•al
′
i•ty
,
n.
op
′
tion•al•ly
,
adv.
1.
See corresponding entry in Unabridged
.
discretional, elective, voluntary.
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shape
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shaped charge
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shapelessness
shapeliness
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shape note
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shape up
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shaping
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shapka
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更新时间:2025/7/23 18:23:43