cattle placenta的音標是[?k?tl ?pl?senta]，基本翻譯是“牛胎盤”或“牛胎衣”。速記技巧可以是利用詞根記憶，placenta（胎盤）是plac（放置）+ enta（...的東西）的合成詞。

cattle placenta的英文詞源為拉丁語“placenta”或“placentia”，意為“胎盤”。其變化形式包括“placentaemia”（胎盤血癥）、“placental”（胎盤的）、“placentation”（胎盤結構）等。

相關單詞：

1. placentaemia：胎盤出血，是一種由胎盤血管破裂引起的疾病，癥狀包括出血、貧血和休克等。

2. placental：胎盤的，與胎盤相關的，如placental hormone（胎盤激素）和placental site（胎盤位置）等。

3. placentation：胎盤構造的研究，包括胎盤的發育、功能和結構等方面的研究。

4. abortus placenta：分娩時胎盤滯留，是指在分娩過程中胎盤未能正常剝離和排出，導致胎盤在子宮內滯留的情況。

5. postpartum placenta：產后胎盤殘留，是指在分娩后胎盤未能完全排出的情況。這種情況可能導致出血和感染等并發癥。

這些單詞都與cattle placenta有著密切的聯系，描述了胎盤的不同方面和相關疾病。

常用短語：

1. cattle herd

2. calf

3. cow

4. bull

5. cowpox vaccine

6. slaughterhouse

7. beef

雙語例句：

1. The cattle herd is increasing in size each year. (牛群的數量逐年增加。)

2. The calf is nursing from its mother. (小牛正在吃奶。)

3. The cow is giving birth to a bull. (母牛生下了一頭小公牛。)

4. The slaughterhouse is a place of death and decay. (屠宰場是死亡和腐爛的地方。)

5. Beef is a popular meat in many countries. (牛肉是許多國家受歡迎的肉類。)

6. The cattle placenta is a crucial part of the cow"s immune system. (牛的胎盤是牛免疫系統的重要部分。)

7. The cattle placenta is used to make medicine and other products. (牛的胎盤被用來制作藥物和其他產品。)

英文小作文：

Cattle Placenta and Its Importance to the Cow"s Immune System

Cattle placenta is an essential part of the cow"s immune system, which helps protect the cow from diseases and infections. It plays a crucial role in maintaining the cow"s health and well-being, ensuring that it can reproduce and raise healthy offspring. However, many people are unaware of the importance of cattle placenta, which is often discarded or treated as waste material in the slaughterhouse. It is essential to recognize the value of cattle placenta and to ensure that it is properly utilized and preserved, thus contributing to the health and welfare of cattle populations worldwide.