His tactlessness showed that he had completely misread the situation.

他不能随机应变,这表明他对情势完全误解了.

辞典例句

Thinking this was because of the old woman's tactlessness, her husband just smiled.

男子以为这是笑大娘不懂事,所以也在一旁干笑着.

汉英文学 - 中国现代小说

Everybody flinched at his tactlessness, but he went on regardless.

大家看到他直言直说而不免畏缩起来但他不予理会继续说下去.

互联网

Asking á lamo these questions was, as I soon learned, a sign of my tactlessness.

我很快就明白了, 向阿拉莫提这些问题透露出我有何等鲁莽.

互联网