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

microfilm viewer n. a small, portable microfilm reader.

ΘΚΠ

the world > physical sensation > sight and vision > optical instruments > magnification or magnifying instruments > [noun] > microfilm viewer

microfilm viewer1936

1936 Science 1 May 403/2 Microfilm viewer—a small monocular optical device for reading 35 mm microfilms a line at a time, suitable for inspecting film or for use while travelling.

1952 Jrnl. Higher Educ. 23 244 It is..obvious that more satisfactory microfilm viewers will have to be made available to scholars.

单词	microfilm viewer
释义	> as lemmas microfilm viewer microfilm viewer n. a small, portable microfilm reader. ΘΚΠ the world > physical sensation > sight and vision > optical instruments > magnification or magnifying instruments > [noun] > microfilm viewer microfilm viewer1936 1936 Science 1 May 403/2 Microfilm viewer—a small monocular optical device for reading 35 mm microfilms a line at a time, suitable for inspecting film or for use while travelling. 1952 Jrnl. Higher Educ. 23 244 It is..obvious that more satisfactory microfilm viewers will have to be made available to scholars. extracted from microfilmn. < as lemmas
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> as lemmas