Calcium
[ 'kælsɪəm ]
第4级
其它 Other
n. <化>钙;
💡 词根助记
calc石头+ium表名词，常指化学元素 → 钙
📝 例句
Our hoard of calcium is relatively enormous-2.2 pounds of it.
我们囤积的钙相对来说是非常多的--有2．2磅。
The different isozymes bind calcium ions with different affinities.
不同的同功酶以不同的亲和力与钙离子相结合。
calcium ferrecyanide
氰亚铁酸钙
They may be exacerbated by a simultaneous deficiency of calcium.
由于同时缺乏钙而使之恶化。
At high calcium concentration they fuse without lysis.
在钙离子浓度高时，他们融合而不解体。
🌱 联想助记
【记】※ 谐音“开始木”:因为缺钙,腿开始(麻)木
※ cal-call打电话,ci-拼音“吃”,um-谐音“幽默”:打电话给幽默的人,提醒他吃钙片
🔤 词根
-calc-表示“石头”
📖 牛津释义
calcium
n[U]
chemical element, a greyish-white metal found as a compound in bones, teeth and chalk 钙. =>App 10 见附录10.
🎯 考研助记
calc(=chalk粉笔)+ium(化学元素):粉笔的主要成份是 钙 用钙(ca)棍(l)给城市(ci)里的有钱人(um) 补钙 网友：马胜敏 补充：白求恩(ca)用油条(l)给城里(ci)的移民(um)补钙
🌿 同词根单词
📖 同为「博士」词汇
查看全部博士词汇 ›🗣️ 情景例句
Yu Yan and Jim were neck and neck. They both passed on their sticks at the same time.
余延和吉姆跑得一样快。
She was taking the things out of the basket when she dropped a bag of sweets.
她把东西从篮子里拿出来，这时，一袋糖从她手里掉地了。
What was the population of the less developed countries in 1950?
1950年不太发达国家的人口是多少？