资料来源 : pyDict

在昨夜;昨夜

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

Yesternight \Yes"ter*night`\, n.
   The last night; the night last past.

Yesternight \Yes"ter*night`\, adv. [AS. gystran niht. See
   {Yesterday}.]
   On the last night. --B. Jonson.