impertinent

形容词 impertinent:

1. characterized by a lightly pert and exuberant quality
   同义词：irreverent, pert, saucy
2. not pertinent to the matter under consideration
   同义词：extraneous, immaterial, orthogonal
3. improperly forward or bold
   同义词：fresh, impudent, overbold, smart, saucy, sassy, wise

1. Characterized by offensive boldness; insolent or impertinent.
   轻率的，不慎的以无礼为特征的; 侮慢的或粗鲁的
2. I've had enough of your impertinent words.
   你说话太不礼貌了，我已受够了。
3. His remarks were impertinent.
   他说话语言粗鲁。

im.per.ti.nent

adj.（形容词）
Exceeding the limits of propriety or good manners; improperly forward or bold:
无礼的：超越了礼貌和礼仪的界限的；不恰当地自大或大胆的：
例句：
impertinent of a child to lecture a grownup.
小孩教训大人是不礼貌的

Not pertinent; irrelevant.See Synonyms at irrelevant
不切题的；不中肯的参见 irrelevant

来源：
Middle English [irrelevant]
中古英语 [不切题的]
from Old French
源自 古法语
from Late Latin impertinôns impertinent-
源自 后期拉丁语 impertinôns impertinent-
Latin in- [not] * see in-
拉丁语 in- [不] *参见 in-
pertinôns [pertinent] * see pertinent
pertinôns [中肯的] *参见 pertinent

【引伸】
imper.tinently
adv.（副词）