资料来源 : pyDict

表情的,表现的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Expressional \Ex*pres"sion*al\ (-al), a.
   Of, or relating to, expression; phraseological; also, vividly
   representing or suggesting an idea or sentiment. --Fitzed.
   Hall. --Ruskin.