pepsin breaks down [noun phrase]
常用于描述胃蛋白酶的消化功能。
Pepsin breaks down proteins into smaller peptides.
胃蛋白酶将蛋白质分解成较小的肽。
胃蛋白酶
一种消化酶,能将蛋白质化学分解为较短的氨基酸链。；胃中产生的将蛋白质分解为蛋白酶的酶；胃液素；[化] 胃蛋白酶
A digestive enzyme in the stomach that breaks down proteins into shorter chains or peptones.
一种消化酶,能将蛋白质化学分解为较短的氨基酸链。
A digestive enzyme that chemically digests, or breaks down, proteins into shorter chains of amino acids.
胃中产生的将蛋白质分解为蛋白酶的酶
an enzyme produced in the stomach that splits proteins into peptones
The enzyme pepsin helps break down proteins in the stomach.
胃蛋白酶这种酶帮助分解胃中的蛋白质。
用法提示：pepsin 作为名词作主语，表示一种消化酶。
Some digestive supplements contain pepsin to aid digestion.
一些消化补充剂含有胃蛋白酶以帮助消化。
用法提示：pepsin 作为不可数名词，作动词contain的宾语。
Pepsin is often extracted from the stomachs of pigs for medical use.
胃蛋白酶常从猪胃中提取用于医疗用途。
用法提示：pepsin 作为主语用于被动语态，表示提取对象。
常用于描述胃蛋白酶的消化功能。
Pepsin breaks down proteins into smaller peptides.
胃蛋白酶将蛋白质分解成较小的肽。
Many digestive supplements contain pepsin.
许多消化补充剂含有胃蛋白酶。
Pepsin plays a crucial role in the initial digestion of dietary proteins.
胃蛋白酶在膳食蛋白质的初步消化中起着关键作用。
grammar · medium
易错句子Pepsin is produced in stomach.
正确表达Pepsin is produced in the stomach.
中文学习者常忽略“stomach”前的定冠词，因为中文没有冠词。需用“the”特指胃。
grammar · medium
易错句子I need a pepsin for digestion.
正确表达I need pepsin for digestion.
胃蛋白酶是不可数名词，不能与不定冠词“a”连用。
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