hematemesis

hem-e-me-sis，音标为["hemɪˈmisɪs]，翻译为“呕血；吐血”的意思。速记技巧：可以尝试使用谐音记忆法，可以将hem-e-me-sis谐音理解为“嘿，没吃”，这样有助于快速记住这个单词的意思。

hem-a-temesis这个词源自希腊语，意为“血返”。它的变化形式包括复数形式hememetics，过去式和过去分词形式hememeticed或hememeticied。相关单词包括：

1. hematemesis（呕血）：这个单词用来描述呕出血液的情况。

2. hematemesitis（呕血性胃炎）：这是一个医学术语，用来描述由于呕吐导致胃部出血的情况。

3. hemochromatosis（血色沉着症）：这是一种遗传性疾病，会导致血液中的铁元素在体内沉积。

4. hemochromatosis（贫血）：这是一个医学术语，指的是血液中红细胞数量或质量不足的情况。

5. hemochromatosis（血友病）：这是一种遗传性疾病，会导致血液凝固障碍，可能导致严重的出血。

6. hemothorax（血性胸腔积液）：这是一个医学术语，指的是胸腔内出血的情况。

7. hematuria（血尿）：这是一个医学术语，指的是尿液中含有血液的情况。

8. hemoptysis（咳血）：这是一个医学术语，指的是咳嗽时咳出血液的情况。

9. hematoma（血肿）：这是一个医学术语，指的是由于出血导致的局部肿胀。

10. hematophagy（食血）：这是一个生物学术语，指的是某些生物通过摄食血液来获取营养的行为。

以上这些单词都与血液和出血有关，描述了各种与血液相关的疾病和症状。这些单词的词源表明了人类对血液的关注和探索历史，也反映了医学和生物学的发展历程。

常用短语：

1. hematemesis with blood

2. hematemesis due to infection

3. hematemesis caused by illness

4. hematemesis with vomit

5. hematemesis due to ulcer

6. hematemesis with blood and mucus

7. hematemesis with yellow color

双语例句：

1. A patient with hematemesis and blood in vomit was admitted to the hospital. （一位呕吐物中带有血液的病人被送进了医院。）

2. The doctor prescribed medication to treat the patient"s hematemesis due to ulcer. （医生开药治疗病人因溃疡引起的呕吐。）

3. The patient"s hematemesis improved after receiving treatment for several days. （经过几天的治疗，病人的呕吐症状得到了改善。）

4. Hematemesis with yellow color often indicates liver disease. （呕吐物呈黄色通常表示肝脏疾病。）

5. Hematemesis due to infection is a serious condition that requires immediate medical attention. （由感染引起的呕吐是一种严重的情况，需要立即就医。）

6. Hematemesis caused by illness is usually a result of a digestive disorder or gastrointestinal infection. （由疾病引起的呕吐通常是由于消化系统紊乱或胃肠道感染引起的。）

7. Hematemesis is a common condition that requires prompt diagnosis and treatment. （呕吐是常见的情况，需要立即诊断和治疗。）

英文小作文：

Hematemesis is a common condition that can affect anyone at any time. It is characterized by the presence of blood in the vomit and can be caused by various reasons such as infection, illness, ulcer, and more. If you experience hematemesis, it is recommended that you seek medical attention promptly to ensure proper diagnosis and treatment.

However, it is also important to note that hematemesis can be a sign of more serious conditions such as liver disease or gastrointestinal infection, so it is always best to consult a doctor for a proper diagnosis and advice. In addition, it is essential to maintain good health habits such as eating a balanced diet, exercising regularly, and avoiding harmful substances to ensure that your body is able to fight off any potential health issues.