adj.無關緊要的；可忽略的；不重要的；無用的

She was forced to invent insignificant jobs, to prove to herself she had not lapsed from the faith which necessity and her origins made the only possible one. 她不得不想些無關緊要的事情做做，借以證明自己并沒有叛離那由于貧困和出身而造成的唯一的信仰。

The record of the plow was insignificant. 這個耕作的記載是不重要的。

We also propose a watermarking method that embeds the watermark into the insignificant coefficient. 我們利用兩個最不重要的系數(shù)的差異來表示嵌入浮水印的位元。