His fatal mistake has become the ___for it cost the chance to reach the last 16 in the world cup
问题描述：
His fatal mistake has become the ___for it cost the chance to reach the last 16 in the world cup
handle example target face
答
handle
根据语境估计应该是
“把柄”什么的意思翻一下好嘛？谢谢他的这次重大失误是他没能获得进入世界杯16强最后席位的主要原因