几个英语短语辨析left alone；cut off；kept out；put out

1 避免扰乱,打扰 left 是leave的过去时态 leave me alone 就是不要打扰我.
2 切除
He had a finger cut off by a machine while working.
他在工作时被机器切掉了一个手指.
切断;中断
I was cut off on my line to London.
我打伦敦长途时,电话线被切断了.
使死亡
He was cut off in his prime.
他在壮年时过世.
3(使)不进入
Warm clothing helps to keep out the cold.
保暖的衣服可以御寒.
4 伸出
It's dangerous to put out your hand now.
现在你把手伸出去是危险的.
熄灭
Put out the fire before going to bed.
睡觉之前先熄掉炉火.
出版
使不方便,打扰
Her parents felt put out when she brought some classmates to stay over.
她带一些同学回家过夜,她父母觉得不方便.
We felt put out by the guest's incessant requests.
客人不断的要求令我们觉得受打扰.