臀位助产的英文怎么说

3次大中小

臀位助产的英文：
assisted breech delivery

assisted是什么意思：
n. 援助，帮助
v. 援助，帮助；出席，到场参加

assistant starter
助理发令员

The shop assistant has undercharged us.
售货员向我们要价很低。

Assistance for the reconstruction and development of Lebanon
为黎巴嫩的重建和发展提供援助

breech是什么意思：
n. 后膛，臀部
v.[T] 装上炮后膛，使穿短裤

The reins and the breeches of the groom are glittering white．
车夫的缰绳和裤子也又亮又白。

The reins and the breeches of the groom are glittering white
车夫的缰绳和裤子也又亮又白。

A flame produced in the breech of a gun by ignition of residual gases.
逆火，炮尾焰枪管内残余气体的燃烧而产生的火焰。

delivery是什么意思：
n. 投递，传送；交付；转让

This is a fast delivery.
这是一个快投球。

The mother had a difficult delivery.
那位母亲难产。

He has an excellent delivery.
他有极优美的演讲风格。