资料来源 : pyDict

节省时间的

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

Timesaving \Time"sav`ing\, a.
   Saving time; as, a timesaving expedient.

资料来源 : WordNet®

timesaving
     adj : characterized by speed and efficiency [syn: {expeditious}, {prompt}]