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alternation什么意思、怎么读?单词用法、记忆法、发音音标、反义词辨析、词语翻译、例句造句

alternation 音标:[ˌɔ:ltə'neɪʃn]

n.交替,轮流,间隔;交替工作;更迭;变换
◆记忆方法一:
词根词缀记忆法:alternation交互,交错(alternate+ion),alter, altern, ali=other, to change, 表示“其他的,改变状态”
V-RECIP-ERG. (使)交替;(使)轮流. When you alternate two things, you keep using one then the other. When one thing alternates with another, the first regularly occurs after the other.

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