| 单词 | calcium ion |
| 释义 | calcium ion (once / 1181932 pages) n WORD FAMILY calcium ion: calcium ions USAGE EXAMPLESIt converts a difference in temperature to mechanical work by confining a single calcium ion in a funnel-shaped trap. BBC(Dec 13, 2016) The markers changed shape in the presence of calcium ions and then would change color. New York Times(Sep 04, 2016) A calcium ion held in a tapered trap is used as the working substance of a tiny thermodynamic engine. Science Magazine(Apr 14, 2016) n ion of calcium; a factor in the clotting of blood Syn|Hyper factor IV Ca, atomic number 20, calcium a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals clotting factor, coagulation factorany of the factors in the blood whose actions are essential for blood coagulation |
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