He drove on, apparently unconcerned about the noise the engine was making.
他继续驾车前进，对发动机发出的噪声显然毫不在意。
Young people are often unconcerned with political issues.
青年人对政治问题往往漠不关心。
1.漫不经心的,不关心的,冷淡的,满不在乎的 (about)
2.与...没有关系的(in; with)
3.无私心的
1.not worried about a situation or what will happen, especially when other people think you should be worried
2.not interested in a particular activity, plan, idea, etc.
1.This is our Sade, more serious than we expect her to be and unconcerned if we find her a little solemn.
这就是沙黛，比我们期待的更严肃，不在意我们是否觉得她有一点太庄严。
2.George, very anxious indeed, was most relieved to see that the vet seemed quite unconcerned.
乔治，的确非常着急，当他看见兽医表情放松时，他也觉得轻松了许多。
3."I wasn't quite sure if you expected me" , I said, trying to seem unconcerned.
“我不太清楚你是不是等着我来，”我说，故意装作一副若无其事的样子。
4.The boys were puzzled for a moment. He was pushed, rather timidly, by one of the boys and told to get up but he remained quite unconcerned .
孩子们迟疑了一阵，其中一位小男孩怯怯地推了马克汉一下，并叫他起来，可是马克汉仍然不为所动。
5.He was just as unconcerned about money matters as before; but now he unhesitatingly knew what he ought to do and what he ought not to do.
他对金钱问题仍然像以前一样漫不经心，但是他现在明显地知道什么事情是应当做的和什么事情是不应当去做的。
6.The heart beat on, steadily unconcerned about the damage to the rest of the body, and while she rested there, the magic happened.
那颗心有节奏的跳动着，好象身体其它部分所承受的痛苦已不复存在。当她静静地聆听的时候，奇迹出现了。
7.She looked much altered, as I have told you, and I could not detect on her lips her old unconcerned smile.
我刚才已经跟您说过，她变了，嘴上已不再带有那种满不在乎的微笑。
8.Moody, quite unconcerned, was now loosening the ties of the large sacks he had brought with him.
穆迪对这一幕漠不关心，正在解开他带来的那两个大口袋的带子。
9.Some parents seem to be unconcerned about their children adopting the bad habit.
一些家长似乎对其子女养成吸烟恶习并不担忧。
10.A lot of users clearly share this sentiment, though far too many younger users still seem to be quite unconcerned about it.
好多用户无疑和他持同一观点，尽管有太多的年轻用户似乎对此漠不关心。