tire out

使筋疲力尽

例句与用法：

I must sit down and rest, I am tired out.

我一定得坐下歇一歇，我累极了。

The children were tired out when they arrived home-they'd had the time of their lives playing in the mud, without their parents there to tell them to keep clean.

孩子们回家时都累坏了——他们在泥地时玩耍，没有父母在身边叮嘱他们保持干净，玩得开心极了。

词形变化：

动词过去式: tired | 动词过去分词: tired | 动词现在分词: tiring | 动词第三人称单数: tires |