苦瓜中含有生理活性蛋白质，可以帮助提高免疫功能和预防癌症。

Bitter gourd contains a physiologically active protein that can help improve immune functions and prevent cancer.

youdao

吸烟会破坏帮助皮肤保持弹性的弹性蛋白。

Smoking damages the elastin that helps keep facial skin flexible.

youdao

蛋白质可以帮助你的身体抵抗流感。

Protein can help the body fight off a flu.

youdao

It's very important because it provides-- does provide energy but it helps with muscle building and with the manufacturing the body does of its own proteins, and therefore, is a vital part of the diet.

蛋白质非常重要,因为它能提供,的确能提供能量,但它也能帮助肌肉塑形,参与身体内自身蛋白的合成,因此是饮食中不可或缺的组成部分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选