a substance containing a lot of fat that is found in the body tissue and blood of all animals , and which is thought to be part of the cause of heart disease if there is too much of it
发音
例句
1. There is cholesterol in the cell of body. 人体细胞里有胆固醇。 2. They are determining the serum-protein and cholesterol levels. 他们正在测定血清蛋白和胆固醇的浓度。