fetus的音標是[?fi?t?s]，基本翻譯是“胎兒”。

速記技巧：將字母“e”和“t”交替出現，形成視覺上的干擾，幫助記憶。例如，將“e”放在“t”的左邊，代表一個月亮的“月胎兒”；將“t”放在“e”的左邊，代表一個倒立的“倒胎兒”。

“fetus”這個詞的英文詞源可以追溯到拉丁語“fetus”，意為“胎兒”。它的變化形式包括單數形式的“fetus”和復數形式的“fetuses”。

相關單詞：

“pregnancy”：這個詞由“pregn”和“ancy”組成，其中“pregn”來自于“fetus”，表示懷孕的狀態。

“birth”：這個詞直接來自于英語，意為“出生”，它與“fetus”有著直接的聯系，因為胎兒在母體內發育直到出生。

“abortion”：這個詞表示“流產”，它來自于“ab”和“ortus”，其中“ab”表示離開或取消，“ortus”來自于“fetus”，表示胎兒的發育被中斷。

“fetal”：這是一個形容詞詞性，表示胎兒的，其詞源同樣是“fetus”。

“afterbirth”：這個詞表示產后，指的是分娩后留在母體內的胎盤和少量胎兒組織。這個詞也與“fetus”有關，因為分娩后胎盤是由胎兒發育而來。

“fetid”：這是一個形容詞，表示惡臭的，其詞源同樣來自于“fetus”，表示與腐爛的胎兒相關的氣味。

“fetish”：這是一個名詞或形容詞，意為迷信或對某種物品的迷戀，其詞源來自于非洲的部族語言，意為“崇拜物”，通常指對某種特定物品的崇拜，而這種物品與胎兒或母體有關。

“fetlock”：這是一個名詞，意為馬蹄的部位，其詞源來自于中世紀英語中的“fetehlock”，意為“胎兒的腳”，因為這部分形狀類似于胎兒的腳。

“fetor”：這是一個名詞，表示惡臭或污穢，其詞源同樣來自于拉丁語“fetus”，表示腐爛的胎兒的氣味。

以上是與“fetus”相關的十個單詞及其相關詞義和詞源。這個詞在醫學和生物學中非常重要，因為它涉及到生命的開始和發育過程。

常用短語：

1. prenatal development

2. fetal alcohol syndrome

3. fetal distress

4. ectopic pregnancy

5. induced abortion

6. fetal death

7. fetal growth restriction

雙語例句：

1. The fetus is developing well during pregnancy. (妊娠期間胎兒發育良好。)

2. Fetal alcohol syndrome can have serious effects on a child"s health. (胎兒酒精綜合癥會對孩子的健康產生嚴重的影響。)

3. If the fetus is experiencing fetal distress, immediate medical attention is necessary. (如果胎兒出現胎兒窘迫，必須立即就醫。)

4. After an induced abortion, the woman may experience emotional and physical recovery periods. (人工流產之后，女性可能會經歷身體和情緒的恢復期。)

5. Fetal death is a heartbreaking situation that requires support and compassion. (胎兒死亡是一個令人心碎的情況，需要支持和同情。)

6. Fetal growth restriction can be a sign of underlying health issues that need to be addressed. (胎兒生長受限可能是需要解決的潛在健康問題的征兆。)

英文小作文：

Title: The Little Fetus Inside

Pregnancy is a time of wonder and anticipation, filled with the promise of new life. But what about the little fetus inside? They are quietly growing and developing, unaware of the world outside their womb. From prenatal development to fetal distress, there is so much to learn about this little being that will become a part of you.

When we talk about fetal development, we are not just discussing the physical growth of the fetus, but also its cognitive and emotional development. The womb is not just a place of safety and nourishment, but also a place of learning and exploration. The fetus is constantly exploring their environment, learning about touch, taste, sound, and even feeling the movements of the mother.

However, there are also challenges that the fetus faces during pregnancy, such as fetal alcohol syndrome and fetal distress. Fetal alcohol syndrome can have serious effects on the fetus"s physical and mental health, while fetal distress can pose a risk to the baby"s life if not addressed promptly.

But despite these challenges, the little fetus inside remains resilient and determined to grow and thrive. They are a miracle, a gift from God, and we should cherish every moment of their development, both physical and emotional. For they are a part of us, even before they are born.