birth canal

birth canal的音标是[bɜːrθ ˈɑːnl]，基本翻译是产道。速记技巧是注意字母r后面紧跟着一个元音字母和/ɔː/的发音。

Birth canal（产道）这个词的英文词源可以追溯到拉丁语“passus”和“portus”，意为“通道”或“出口”。它最初是由古罗马医生用来描述胎儿通过女性生殖器官的通道。

变化形式：

名词形式中，birth canal通常被简化为“birth canal”或“birth-canal”。

形容词形式为“birth-canal-y”。

相关单词：

1. Delivery（分娩）：这个词源于拉丁语“deportare”，意为“带走”或“运输”，常与birth canal（产道）相关联，表示胎儿通过产道出生的过程。

2. Uterus（子宫）：这个词来源于拉丁语“uterus”，意为“篮子”或“容器”，是女性生殖器官，包含着产道。

3. Ovulation（排卵）：这个词来源于拉丁语“ovum”，意为“卵子”，指的是女性生殖系统中卵子的释放过程，与产道有一定的关联。

以上内容仅供参考，建议查阅专业的英语词典获取更准确的信息。

birth canal 的常用短语：

1. birth canal pain 分娩痛

2. birth canal pressure 分娩压力

3. birth canal examination 分娩道检查

4. birth canal trauma 分娩道损伤

5. birth canal obstruction 分娩道梗阻

6. birth canal infection 分娩道感染

7. birth canal dilatation 分裂

双语例句：

1. The baby"s head is stuck in the birth canal.

　　婴儿的头卡在分娩管里。

2. She was advised to rest for a while to allow the birth canal to dilate.

　　医生建议她休息一会儿，让分娩管扩张。

3. The doctor checked the baby"s position and the condition of the birth canal.

　　医生检查了宝宝的胎位和分娩管的情况。

4. The doctor said that the birth canal was too narrow for the baby to pass through.

　　医生说分娩管太窄了，宝宝无法通过。

5. The mother experienced severe pain during the birth because of the narrow birth canal.

　　由于分娩管太窄，母亲在分娩时感到剧烈的疼痛。

6. The doctor used forceps to help deliver the baby through the narrow birth canal.

　　医生使用产钳帮助宝宝通过狭窄的分娩管分娩。

7. The baby was born with a small head because of the narrow birth canal.

　　由于分娩管狭窄，宝宝出生时头部很小。

英文小作文：

Birth canal is a passage that connects the womb to the outside world during childbirth. It plays an important role in childbirth as it allows the baby to pass through and emerge into the world. However, it can sometimes be a challenging passage for the mother and baby during childbirth.

The birth canal is made up of two separate parts: the vagina and the perineum. The vagina is a muscular structure that helps to guide the baby through and support its weight during childbirth. The perineum, on the other hand, is a stretchy tissue that helps to expand and support the birth canal during childbirth.

Sometimes, due to various factors such as genetics, age, and health conditions, the birth canal can become narrower or more difficult to pass for both the mother and baby during childbirth. This can lead to various complications such as episiotomy (cutting of the perineum) or even fetal distress (distress of the baby).

However, with proper preparation and care, childbirth can be a joyful and fulfilling experience for both mother and baby. Understanding the role of the birth canal and its importance during childbirth can help us to appreciate this incredible moment in our lives.