好词典

amylase

UK //ˈæmɪleɪz//US //ˈæmɪleɪs//

词源

源自希腊语 amylos(淀粉)和 -ase(酶的后缀),字面意思为'分解淀粉的酶'。

noun

❶ 淀粉酶是一种能够分解淀粉和糖原的酶,主要存在于唾液和胰液中,帮助人体消化碳水化合物。

“Salivary amylase begins the digestion of starch in the mouth.”

(唾液淀粉酶在口腔中开始分解淀粉。)

“Pancreatic amylase is secreted into the small intestine to break down carbohydrates.”

(胰淀粉酶被分泌到小肠中以分解碳水化合物。)

同义词:diastase, starch-splitting enzyme

常见短语

alpha-amylase — α-淀粉酶是分解淀粉中α-1,4糖苷键的主要消化酶,存在于人类唾液中。

“Alpha-amylase is the first enzyme to act on starch during digestion.”

(α-淀粉酶是消化过程中第一个作用于淀粉的酶。)

amylase activity — 指淀粉酶催化淀粉分解的能力,常作为胰腺功能的诊断指标。

“Doctors checked her amylase activity to diagnose pancreatitis.”

(医生通过检测她的淀粉酶活性来诊断胰腺炎。)