“后部”怎么读？

有个婴儿在教堂后部大声啼哭。There was an infant squalling in the back of the church.往婴儿的脑后部轻撩些水。Trickle water gently over the back of your baby's head.飞机的最后部the rearmost section of the aircraft...

“后部”的英语可以翻译为：the back of，hindside，rear，tail end，heel ...