单词 | microquantity |
释义 | > as lemmasmicroquantity microquantity n. Brit. /ˌmʌɪkrə(ʊ)ˈkwɒntᵻti/ , /ˈmʌɪkrə(ʊ)ˌkwɒntᵻti/ , U.S. /ˌmaɪkroʊˈkwɑn(t)ədi/ , /ˈmaɪkroʊˌkwɑn(t)ədi/ ΚΠ 1940 Science 14 June 557/1 The recognition and experimental control of organic and inorganic substances in micro-quantities. 1946 Jrnl. Marine Biol. Assoc. 26 303 (title) The estimation in sea-water solutions of micro-quantities of mercury in the presence of copper. 1992 Science 24 Apr. 496/2 This produces only microquantities of material. < as lemmas |
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