牛津高阶里最长的单词是哪个？

《牛津高阶英汉双解词典》（第 8 版）里，最长的是词目 hydrochlorofluorocarbon，有 23 个字母。

• hydrochlorofluorocarbon 23 个字母

• electroencephalogram 20 个字母

• interdenominational 19 个字母

• xenotransplantation 19 个字母

• chlorofluorocarbon 18 个字母

• intercommunication 18 个字母

• telecommunications 18 个字母

• transubstantiation 18 个字母

其余词目长度均不超过 18 。我把这几个词目的对应音频保存下来，循环了半个小时，那酸爽……

牛津高阶英汉双解词典（第 8 版）

hydro·chloro·fluoro·carbon /ˌhaɪdrəʊklɒrəʊˈflʊərəkɑːbən ; NAmE ˌhaɪdroʊklɔːroʊˈflʊrəkɑːrbən /
noun (chemistry 化)
= HCFC
HCFC /ˌeɪtʃ siː ef ˈsiː ; NAmE ˌeɪtʃ siː ef ˈsiː /
noun (chemistry 化)
the abbreviation for ‘hydrochlorofluorocarbon’ (a type of gas used especially in aerosols (= types of container that release liquid in the form of a spray) instead of CFC, as it is less harmful to the layer of the gas ozone in the earth’s atmosphere) 氢氯氟烃（全写为 hydrochlorofluorocarbon）
elec·tro·enceph·alo·gram /ɪˌlektrəʊɪnˈsefələɡram ; ɪˌlektrəʊɪnˈkefələɡram ; NAmE ɪˌlektroʊɪnˈsefələɡram /
noun = EEG
EEG /ˌiː iː ˈdʒiː ; NAmE ˌiː iː ˈdʒiː /
noun
the abbreviation for ‘electroencephalogram’ (a medical test that measures and records electrical activity in the brain) 脑电图（全写为 electroencephalogram）

Want to Listen

The Sound and the Fury

By: William Faulkner
Narrated by: Grover Gardner
Length: 8 hrs and 57 mins
Unabridged
Release date: 07-08-05
Language: English
Publisher: Random House Audio

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