back arch

 
  • 拱背,内衬拱,八字砖

back arch的用法和样例:

例句

  1. When the animals were roused, there was a paroxysmal cough with the back arched.
    动物们惊起时,则有发作性咳嗽和拱背。
  2. Thereafter, slow and expiratory, at the same time arch back carries genu hits the specified number with genu.
    尔后,缓慢呼气,同时拱背抬膝以膝触额。
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