21-06-11 绞尽脑汁，意思是苦思积虑，费尽脑筋，想尽办法；形容费尽心思去思考一件事情。与英文俗语rack ones brains或cudgel ones brains意思相近，表示strain to remember or find a solution。 例句： 他整个周末绞尽脑汁想办法解决这个问题。 He racked his brains all week...

10-05-26 In a discovery that seems counterintuitive（违反直觉的） , a study appearing in the May 21st Journal of Biological Chemistry has found that tendons（肌腱） in high-stress and strain areas, like the Achilles tendon（跟腱） , actually repair themselve...