hit the ground running
立即从最初开始行动，毫不拖延
口语·迅速投入工作
英文释义
to start a new job or project quickly and energetically; to immediately become fully involved and active
例句
She joined the team and hit the ground running, finishing the project in record time.
典故来源
源自军事或运动场景，士兵或运动员落地即开始冲刺，比喻立即高效行动。