英语词汇rarefaction怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	rarefaction
释义	rar·e·fac·tion /ˌreərɪˈfækʃən/ n. 1. (空气、气体等的)稀薄化，稀薄状态 2. 【物】稀疏(作用)；稀疏区 3. 【医】(神经组织或骨组织的)疏松 [RARE¹ + -FACTION] rar·e·fac·tion·alrar·e·fac·tive-tɪv a.
随便看	cast a professional economist's eye over the problem cast ashore cast aside cast-aside cast a spell on cast a spell on (或 over) castaway cast away cast-away castaways cast back cast-back cast behind the back cast caution to the winds cast down cast-down caste casted out caste Hindu casteism casteism casteisms casteist casteless casteless

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