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单词
petrochemical
释义
petrochemical n[U, C] any of various chemical substances obtained from petroleum or natural gas 石油化学产品 [attrib 作定语] the petrochemical industry 石油化学工业.
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unbroken
unbuckle
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unbusinesslike
unbutton
unbuttoned
uncalled-for
uncannily
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uncared-for
unceasing
unceasingly
unceremonious
unceremoniously
uncertain
uncertainly
uncertainty
uncharitable
uncharitably
uncharted
unchecked
unchristian
uncivil
uncle
unclean
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更新时间:2026/1/17 2:03:47