lysine
lysine — 名詞
1. a substance found in foods such as meat, eggs, and beans that the human body nee
離胺酸
一種必需胺基酸，對生長與骨骼健康很重要
a substance found in foods such as meat, eggs, and beans that the human body needs for growth and for keeping bones strong
Takeshi eats eggs and chicken every day to get enough lysine in his diet.
Takeshi 每天吃蛋和雞肉，以攝取足夠的離胺酸。
collocation: get enough lysine / source of lysine
Lysine is found in beans, nuts, and meat, as Evelyn learned from her doctor.
Evelyn 從醫師那裡得知，離胺酸存在於豆類、堅果和肉類中。
passive: lysine is found in [food group]
People who follow a vegan diet need to find good plant-based sources of lysine.
純素飲食者需要從植物性食物中攝取離胺酸。
Lysine helps Imani's body build proteins for strong bones and muscles.
離胺酸幫助 Imani 的身體製造蛋白質，以維持骨骼和肌肉強健。
Roya takes a daily lysine supplement because she does not eat much meat.
Roya 因為不常吃肉，所以每天服用離胺酸補充品。
用法筆記
Lysine is an uncountable noun — it is not used with 'a' or in plural form. You can say 'some lysine' or 'a source of lysine' but not 'a lysine' or 'two lysines' when referring to the substance in general.