鸡蛋和鱼肉是富含蛋白质的健康食物。

Eggs and fish are healthy foods rich in ___proteins.

肌肉增长需要足够的蛋白质来修复和构建组织。

Muscle growth requires sufficient ___proteins to repair and build tissues.

鸡蛋和豆类都是优质蛋白质的来源。

Eggs and legumes are great sources of ___proteins.