Every phrase has been indelibly engraved in my mind .

每句话都在我的脑海中刻下了不可磨灭的印记。

This event had contributed indelibly to the american independence .

为美国最终的独立起到了不可磨灭的贡献。

The shining image of premier zhou enlai is indelibly engraved on the memory of the people .

周总理的光辉形象永远铭刻在人民的心中。

The number was indelibly printed on her brain .

这个数字不可磨灭地印刻在她的脑海中。

The article should be marked as indelibly and permanently as the nature of the product will permit .

物件之标志应为永久性,不可磨灭的,一如该物件本性所允许的.