Iodine
['aɪədiːn;-aɪn;-ɪn] or [aɪədaɪn]
解釋/意思:
(noun.) a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks).
錄入:佩内洛普--From WordNet
解釋/意思:
(n.) A nonmetallic element, of the halogen group, occurring always in combination, as in the iodides. When isolated it is in the form of dark gray metallic scales, resembling plumbago, soft but brittle, and emitting a chlorinelike odor. Symbol I. Atomic weight 126.5. If heated, iodine volatilizes in beautiful violet vapors.
克里斯整理
解釋/意思:
n. one of the four non-metallic elements so named from the violet colour of its vapour.—n. I′odāte a combination of iodic acid with a salifiable base.—adj. Iod′ic containing iodine.—n. I′odīde a binary compound of iodine.—adj. Iodif′erous yielding iodine.—n. I′odism a morbid condition due to iodine.—v.t. I′odīze to treat with iodine: to impregnate with iodine as collodion.—n. Iod′oform a lemon-yellow crystalline substance having a saffron-like odour and an unpleasant iodine-like taste.—adj. Iodomet′ric (chem.) measured by iodine.—ns. I′odure Iod′ūret a compound of iodine with a simple base; Iod′yrite a yellowish mineral composed of iodine and silver.
編輯:基蒂
例句/造句/用法:
- The daguerreotype was made on a thin sheet of copper, silver plated on one side, polished to a high degree of brilliancy, and made sensitive by exposing it to the fumes of iodine. 佚名. 神奇的知識之書.
- Daguerre was, to deposit a film of iodine on a highly polished silver plate, by exposing the plate to the vapour of iodine in a dark box. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
- Niepce used iodine, and it has been supposed that the use of iodine for that purpose suggested the employment of it to his partner. 弗雷德里克·科利爾·貝克維爾. 偉大的事實.
錄入:凯思琳