guanidino-acid

例句：

1. 1. This protein is made up of guanidino-acid and other amino acids.
   这种蛋白质由瓜氨酸和其他氨基酸组成。
2. 2. Guanidino-acid is an essential amino acid that supports the growth of bacteria.
   瓜氨酸是一种必需的氨基酸，支持细菌的生长。
3. 3. The body needs a balance of these amino acids to maintain good health.
   身体需要这些氨基酸的平衡来保持健康。