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单词
photocell
释义
pho.to.cell
HfEJ7tEJ7sel, $5foJ7toJ-
n [C]
pho.to.el.ec.tric cell, e.lec.tric eye an electrical device which produces a current or a VOLTAGE when light shines on it
光电池
photocells are used in burglar alarms.
光电池用于防盗警报器里。
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umbrage
umbrella
umlaut
umpire
umpire
umpteen
umpteenth
'un
UN
UN
un-
unabashed
unabated
unable
unabridged
unacceptable
unacceptably
unaccompanied
unaccountable
unaccountable
unaccountably
unaccustomed
unadulterated
unaffected
unaffected
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更新时间:2026/1/9 9:58:35