Protein in feeds and lean tissue is composed of amino acids.

饲料和瘦肉组织中的蛋白质均由氨基酸组成。

youdao

When you lose weight you lose both fat and lean tissue. The notion that overweight people have a slower metabolism is a myth.

当你减肥时，同时减掉脂肪和瘦肉组织。超重的人拥有较慢的新陈代谢的概念是一个神话。

youdao

When you lose weight, you lose both fat and lean tissue. The notion that overweight people have a slower metabolism is a myth.

当你减肥时，同时减掉脂肪和瘦肉组织。超重的人拥有较慢的新陈代谢的概念是一个神话。

youdao

This makes all the difference with a lean meat like turkey: With each wallop, muscle fibers and connective tissue break down and the meat becomes ever more tender.

WSJ: Marc Vetri's Turkey Milanese | Slow Food Fast