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polysulphide
释义
polysulphide
polysulphide
(
ˌpɒlɪˈsʌlfaɪd
)
or
polysulfide
n
(Elements & Compounds) any sulphide of a metal containing divalent anions in which there are chains of sulphur atoms, as in the polysulphides of sodium, Na2S2, Na2S3, Na2S4, etc
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Polysulfide
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the sleeping partner
the sleep of the just
the sleepy head
the sleepy-head
the sleepyhead
the sleeveless errand
the sleeveless-errand
the slings and arrows
the slippery slope
the slots
the slough of despond
the slow burn
the slow march
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the slums
the small business institute
the small/early hours
the small hours
the small hours (of the night/morning)
the small matter of
the small matter of (something)
the small print
the small screen
the smarter one
the smart money
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更新时间:2026/10/4 7:50:59