potassium
UK/pә'tæsiәm/US
TOEFLB1
Definitions
n.
A soft, silvery-white reactive metallic element with atomic number 19, symbol K
钾（化学元素，符号K）
Root Breakdown
Root-derivedpotassroot
+
iumsuffix
=potassium
Common Collocations
- 1.potassium levels钾含量
- 2.potassium deficiency钾缺乏症
- 3.potassium chloride氯化钾
- 4.dietary potassium膳食钾摄入
Example Sentences
- 1.
Bananas are well known for being a rich dietary source of potassium.
- 2.
A potassium deficiency can lead to muscle weakness, cramps, and fatigue.
- 3.
Potassium reacts violently with water, releasing hydrogen gas and generating heat.