| 单词 | pulse glass |
| 释义 | > as lemmaspulse glass pulse glass n. a partially evacuated glass tube with a bulb at one or both ends and containing a small amount of water or alcohol, which when grasped by the hand exhibits a momentary agitation which is repeated at each beat of the holder's pulse as the heat of the hand vaporizes the liquid. ΚΠ 1772 A. Walker Syllabus Lect. Natural & Exper. Philos. 8 How far [water is] compressible and hard—proved by the Florentine and Mr. Canton's experiments,—the pulse glass, &c. 1873 T. Hardy Pair of Blue Eyes II. xiv. 301 Elfride..awaited Stephen's reply in breathless silence, if that could be called silence where Elfride's dress, at each throb of her heart, shook and indicated it like a pulse-glass. 2004 D. Baird Thing Knowledge iii. 41 Several toys are now made from pulse glasses, including the ‘fever motor’ and the ‘drinking duck’. < as lemmas |
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