perchloroethylene
名词 n.
英 /pəˌklɔːɹəʊˈɛθɪliːn/
美 /pɚˌklɔɹoʊˈɛθəˌlin/
英文释义
名词 n.
- Synonym of tetrachloroethylene, a nonflammable, non-polar solvent with low toxicity, especially in the dry-cleaning trade
词形变化
词源
Etymology tree
Proto-Indo-European *per-
Proto-Italic *per
Latin perbor.
Proto-Indo-European *per-der.
Proto-Italic *peri-
Latin per-bor.
English per-
Proto-Indo-European *ǵʰelh₃-
Proto-Hellenic *kʰlōrós
Ancient Greek χλωρός (khlōrós)
English chloro-
Proto-Indo-European *h₂eydʰ-der.
Proto-Hellenic *áitʰō
Ancient Greek αἴθω (aíthō)
▲
Ancient Greek ᾱ̓ήρ (āḗr)influ.?
Ancient Greek αἰθήρ (aithḗr)der.
Latin aethērbor.
German Äther
German Ether
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
German -yl
German Ethylbor.
English ethyl
English eth-
English -ylene
English ethylene
English perchloroethylene
From per- + chloro- + ethylene.
Proto-Indo-European *per-
Proto-Italic *per
Latin perbor.
Proto-Indo-European *per-der.
Proto-Italic *peri-
Latin per-bor.
English per-
Proto-Indo-European *ǵʰelh₃-
Proto-Hellenic *kʰlōrós
Ancient Greek χλωρός (khlōrós)
English chloro-
Proto-Indo-European *h₂eydʰ-der.
Proto-Hellenic *áitʰō
Ancient Greek αἴθω (aíthō)
▲
Ancient Greek ᾱ̓ήρ (āḗr)influ.?
Ancient Greek αἰθήρ (aithḗr)der.
Latin aethērbor.
German Äther
German Ether
Proto-Indo-European *swel-der.?
Ancient Greek ῡ̔́λη (hū́lē)der.
German -yl
German Ethylbor.
English ethyl
English eth-
English -ylene
English ethylene
English perchloroethylene
From per- + chloro- + ethylene.
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数据来源: Wiktionary