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calcium

美音:[´kælsıəm ]

英音:[´kælsıəm ]

n.钙(元素符号Ca)

难易程度:

calcium为短语/超纲词汇词频:4921

词形变化:

简写符号:Ca

词根

calc＝lime（石灰）

calcium

/'kælsɪəm; `kælsɪəm/
n [U] chemical element, a greyish-white metal found as a compound in bones, teeth and chalk 钙. =>App
10 见附录10.

calcium

n[U]
[Date: 1800-1900; Language: Modern Latin;Origin:Latin calx; CHALK¹]
a silver-white metal that helps to form teeth, bones, and chalk. It is a chemical element : symbol Ca

1. Calcium is good to the growth of bone.
钙有助于骨骼生长。

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