soundest

例句:

• The best and soundest of his time hath been but rash.
  高纳里尔现在他任性惯了,再加上老年人刚愎自用的怪脾气.
  
• Played only once, betrayal of the other is the soundest choice.
  如果只玩一次, 背叛对手是最合理的选择.
  
• That's the soundest way to deal with the whole thing.
  这是解决问题最好的办法.
  
• For the soundest doctrine expressed in the fewest words, Sir Thomas was hard to beat.
  来自WSJ
• Many analysts contend that the dollar's decline has tarnished its reputation as the world's soundest currency.
  来自VOA