decisive proof 意味

• 確証｛かくしょう｝
  

例文

1. however , these theories do not go beyond the range of speculation , and they lack decisive proof .
   だが、どの説も想像の範囲を超えず決定打に欠けている。
2. not a few places were always put forward as a candidate of the location of kokufu , however each place lacked decisive proof .
   しかし推定地は通常複数唱えられ、みな決め手を欠いた。