后跟的用法和樣例：
例句
-
鞋后跟鞋或靴支撐腳跟部分的組合部分
The built-up portion of a shoe or boot, supporting the heel. -
鞋子太緊了，我腳后跟起了個(gè)泡。
I have a blister on my heel because my shoes are too tight. -
她真可憐，走路不方便，她腳后跟長(cháng)了一個(gè)水泡。
She, poor soul, is tied by the leg. She had a blister on one of her heels. -
他立正敬禮，鞋后跟發(fā)出咔嗒一聲。
He saluted with a click of his heels.
