高考Previous studies have also indicated that milk can be excellent for helping sleep because of the calcium content, which helps people to relax.

此前的研究也表明，牛奶对帮助睡眠非常有效，因为它含有钙，有助于人们放松。

2016年高考英语四川卷 阅读理解 阅读D 原文

六级Another team at Nagoya University in Japan has tested calcium compound as an energy storage material.

日本名古屋大学的另一个研究小组测试了钙化合物作为一种储能材料。

2018年12月六级真题（第二套）听力 Section C

六级To recover the energy, the gas is fed back over the calcium oxide.

为了回收能量，气体通过氧化钙反馈。

2018年12月六级真题（第二套）听力 Section C

六级The company boasts that its dried crickets contain more protein than beef, chicken, and pork, as well as minerals like iron and calcium.

该公司吹嘘其干蟋蟀含有比牛肉、鸡肉和猪肉更多的蛋白质，以及铁和钙等矿物质。

2019年12月六级真题（第二套）听力 Section B

高考So condors with high levels of lead are sent to Los Angeles zoo, where they are treated with calcium edta, a chemical that removes lead from the blood over several days.

因此，含铅量高的秃鹰被送到洛杉矶动物园，在那里它们被用edta钙处理，edta钙是一种化学物质，可以在几天内去除血液中的铅。

2016年高考英语北京卷 阅读理解 阅读C 原文

四级Eating a balanced breakfast helps to up our energy, as well as make up for protein and calcium used throughout the night.

吃一顿均衡的早餐有助于增强我们的能量，同时也可以补充整夜所需的蛋白质和钙。

2019年12月四级真题（第三套）阅读 Section B

六级Heating this chemical compound drives off carbon dioxide gas, leaving calcium oxide.

加热这种化合物会排出二氧化碳气体，留下氧化钙。

2018年12月六级真题（第二套）听力 Section C

考研For example, heavier women are less likely to develop calcium deficiency than thin women.

例如，较胖的女性比较瘦的女性更不容易出现缺钙。

2014年考研真题（英语二）完形填空 Section Ⅰ

四级“Eating a balanced breakfast helps to up our energy, as well as make up for protein and calcium used throughout the night.

“均衡的早餐有助于增加我们的能量，并补充整个晚上使用的蛋白质和钙。

2019年12月大学英语四级真题（第2套）