形容詞 visceral:

1. relating to or affecting the viscera
   同義詞：splanchnic
2. obtained through intuition rather than from reasoning or observation
   同義詞：intuitive, nonrational

1. But there will always be a visceral aspect to choosing a President. The reason so many people remain dissatisfied with the current candidates is that they yearn to be swept off their feet by inspirational speeches and glamorous looks, strong leadership and untarnished reputations.
   選擇總統(tǒng)總會有情感的一面。這么多人對目前候選人不滿意是因為他們渴望候選人能以富有靈感的演說、引人的外表、強有力的領導才能和了無瑕疵的聲譽來博得他們的支持。

vis.cer.al

adj.（形容詞）
Relating to, situated in, or affecting the viscera.
內臟的，位于內臟的：與內臟有關的、位于內臟的或影響內臟的
Perceived in or as if in the viscera; profound:
內心深處的，深奧的：
例句：
.The scientific approach to life is not really appropriate to states of visceral anguish.(Anthony Burgess)
.用科學的方法對待生命，并不真正地適用于內心深處痛苦的狀態(tài).(安東尼·伯吉斯)

Instinctive:
本能的：
例句：
visceral needs.See Synonyms at instinctive
本能的需要參見 instinctive

【引伸】
vis.cerally
adv.（副詞）