英语词汇“controlled environment”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	controlled environment
释义	controlled environment noun An environment which is artificially regulated to ensure conditions such as temperature, air quality, etc., remain stable; the condition or state of such an environment. Origin Early 20th century; earliest use found in Journal of Heredity.
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controlled environment