Word · Frequency #4449
CA
[医] 钙(20号元素); 阴极, 负极
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
- 1.
n 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；n a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes
钙(20号元素); 阴极；负极
加州；钙(20号元素); 阴极；负极
In use
The doctor said my ca intake is too low, so I need to eat more dairy.
Green leafy vegetables are a good source of ca for people who don't drink milk.
After the age of 50, it is important to monitor your ca levels to prevent osteoporosis.
Ca (calcium) as a subject
在化学语境中常用。
Ca is a chemical element.
钙是一种化学元素。
Ca (California) in addresses
CA是加利福尼亚州的邮政缩写。
San Francisco, CA 94102
旧金山，加利福尼亚州 94102
Connections
Collocations
- ca deficiency
- 钙缺乏
- A ca deficiency can lead to weak bones.钙缺乏可能导致骨骼脆弱。
- ca level
- 钙水平
- The doctor checked her ca level.医生检查了她的钙水平。
- ca supplement
- 钙补充剂
- She takes a ca supplement daily.她每天服用钙补充剂。
- ca coast
- 加州海岸
- The ca coast is beautiful.加州海岸很漂亮。
- ca state
- 加利福尼亚州
- He lives in ca state.他住在加利福尼亚州。
- ca governor
- 加州州长
Learner notes
Memory Tip
Ca像'钙'的拼音首字母，也是California的缩写，记住钙片和加州阳光。
Context & Register
该词有两个常见义项：化学元素钙和加州缩写。多用于化学和地理语境，语气中性。通常大写CA指加州，小写ca指钙。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.