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单词
spare time
释义
spare time
noun
mass noun
time which is not taken up by one's usual activities; leisure time
业余时间。
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optimum
opt in
option
optional
optional extra
optionality
optionally
option card
optocoupler
optoelectronic
optoelectronics
optometer
optometric
optometrist
optometry
opt out
opt-out
optronic
optronics
opulence
opulent
opulently
opuntia
opus
opuscule
英汉双解词典包含131075条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
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更新时间:2025/8/21 15:48:28