?1. 意思：膽汁，是由肝臟分泌的黃綠色液體，幫助消化脂肪。

2. 用法：名詞，可數。

3. 例句：

1) The bile is stored in the gallbladder and released into the small intestine during digestion.

膽汁儲存在膽囊中，在消化過程中釋放到小腸中。

2) The doctor suspects that the patient's liver is not producing enough bile.

醫生懷疑患者的肝臟沒有產生足夠的膽汁。

3) Bile plays a crucial role in the breakdown and absorption of fats in the digestive system.

膽汁在消化中起著關鍵作用，幫助分解和吸收脂肪。

4) Too much bile can cause digestive problems such as diarrhea and abdominal pain.

過多的膽汁會引起消化問題，如腹瀉和腹痛。

5) The color of bile can vary from dark green to yellow, depending on its concentration and the person's diet.

膽汁的顏色可以根據濃度和個人飲食習慣而有所不同，從深綠色到黃色不等。

4. 同義詞及用法：

1) Gall: a bitter greenish-yellow secretion produced by the liver; can be used interchangeably with bile.

苦味的黃綠色分泌物，由肝臟產生；可以與膽汁互換使用。

2) Choler: another term for bile, often used in a figurative sense to refer to anger.

膽汁的另一種說法，常用于比喻，指憤怒。

3) Bitterness: a feeling of intense resentment or cynicism; can be used to describe the taste of bile.

強烈的憤恨或憤世嫉俗的感覺；可以用來形容膽汁的味道。

4) Viscus: any organ of the body, especially those involved in digestion; can be used to refer to the liver, where bile is produced.

身體的任何器官，特別是那些與消化有關的器官；可以用來指肝臟，即產生膽汁的地方。

5) Digestive fluid: a general term for any liquid that aids in digestion; can be used to describe bile.

幫助消化的任何液體的通用術語；可以用來描述膽汁。