feel left out感到受冷落。leave sb./sth. out of sth. 将…排除在…之外。
leave something in some place 在某个地方留点东西。
 
【例句】
She left out an important detail in her account.
她在描述中遗漏了一个重要的细节。

Attention, please! The bus will leave in ten minutes.
请注意！公共汽车十分钟后开。