| 单词 | controlled environment |
| 释义 | > as lemmascontrolled environment controlled environment n. 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.Cf. controlled atmosphere n. ΘΚΠ the world > life > biology > balance of nature > environment or habitat > [noun] > types of supralittoral1839 refuge1889 refugium1902 home range1904 open vegetation1905 open community1909 controlled environment1914 palaeoenvironment1957 1914 Jrnl. Heredity 5 97/1 We know nothing about the appearance of its leaves, stem, or root; we know nothing of its physiological behavior under controlled environment. 1924 Science 1 Aug. 108/1 (title) An apparatus for the growth of plants in a controlled environment. 1958 Radiation Res. 9 359 Immediately after treatment the animals were caged in pairs... and kept in a controlled-environment animal room. 2009 D. O'Briain Tickling Eng. xv. 226 The Sun Centre has a monorail, a beach and a surfing pool, all in a controlled environment under a massive roof. < as lemmas |
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