embryonic的讀音是：[?m?br?o??k] ，基本翻譯是胚胎的，初期的，速記技巧是：e.m.b.r.y.o.n.i.c。

Embryonic這個詞源自拉丁語“embryus”，意為“胚芽”或“胚胎”。它的詞源可以追溯到古希臘語“embryos”，意為“未成形的東西”。

變化形式：在英語中，embryonic是形容詞，其名詞形式為embryo。

相關單詞：

1. embryo：n. 胚胎；胚芽；初期階段

例句：The embryo of an idea began to form in his mind.

2. germ：n. 胚芽；萌芽；生殖細胞

例句：The germ of a new idea began to germinate in his mind.

3. hatch：v. 孵化；孵化；策劃

例句：The chick hatched from its egg.

4. larva：n. 幼蟲；蛹

例句：The caterpillar undergoes a transformation into a larva before it pupates.

5. bud：n. 芽；萌芽；蓓蕾

例句：The buds on the trees are starting to open into flowers.

6. foetus：n. 胎兒

例句：The foetus is developing normally in its mother"s womb.

7. incipient：adj. 初期的；開始的

例句：There is an incipient understanding between us.

8. embryonic：adj. 胚胎的；初期的

例句：The embryonic stage of a new idea is often the most difficult to deal with.

9. germplasm：n. 遺傳物質；種質

例句：This research focuses on germplasm improvement of local crops.

10. embryology：n. 胚胎學

例句：Embryology is the study of the development of organisms from fertilization to birth.

常用短語：

1. embryonic development

2. in utero

3. prenatal development

4. fetal development

5. early embryogenesis

6. placental function

7. postnatal growth

雙語例句：

1. Embryonic development is crucial for the formation of a healthy baby. (胚胎發育對于健康寶寶的形成至關重要。)

2. Fetuses are nurtured in the womb during prenatal development. (胎兒在子宮內進行產前發育。)

3. Embryonic stem cells have the potential to become any type of cell in the body. (胚胎干細胞具有成為體內任何一種類型的細胞的潛力。)

4. In utero, the fetus is nurtured by the placenta. (在子宮內，胎兒由胎盤滋養。)

5. Postnatal growth refers to the growth of children after birth. (出生后的生長指的是出生后孩子的生長。)

6. Embryonic development is a complex process that involves many different cells and tissues. (胚胎發育是一個涉及許多不同細胞和組織的復雜過程。)

7. The placenta plays a crucial role in embryonic development, providing nutrients and waste products to and from the fetus. (胎盤在胚胎發育中起著至關重要的作用，它為胎兒提供營養物質和廢物，同時與胎兒進行物質交換。)

英文小作文：

The importance of fetal development and the role of the placenta cannot be overstated. From conception to birth, the fetus undergoes a complex process of growth and development that requires a delicate balance of nutrients and waste products. The placenta, which acts as a bridge between mother and fetus, ensures that this balance is maintained, enabling the fetus to thrive and grow into a healthy baby.

Moreover, the placenta also plays a crucial role in embryonic development, providing signals that guide the formation of organs and tissues, as well as regulating the immune system to protect the fetus from infection and disease. Understanding the role of the placenta and its relationship with the fetus is essential for ensuring optimal outcomes in pregnancy and birth.