ineffably

1. ADJ 言语难以表达的;不可言喻的
   You use ineffable to say that something is so great or extreme that it cannot be described in words.
   1. ...the ineffable sadness of many of the portraits.
      许多肖像流露出的难以形容的悲伤

1. The scene is ineffably, absurdly touching, the sweetest expression of family love seen in recent films.
   这个场景是无法言喻的感人至深，它对家庭之爱的表达是最近所有电影中最贴心的。
2. But all grown persons ineffably distrust one another.
   但所有成人对彼此都有一种难以言喻的不信任感。

adv

1. to an inexpressible degree
   1. she was looking very young tonight, and, as usual, indescribably beautiful, in a simple strapless dress of a green and white silky cotton

   Synonym:    indescribablyunutterablyunspeakably