erasure
n. 消除；涂擦的痕迹；消磁
例句
Globalization is the erasure of national borders for economic purposes.
全球化是为了经济发展对国界的消除。
《柯林斯英汉双解大词典》
The default text is selected to allow easy erasure.
选择默认文本是为了便于擦除。
I was on the brink of becoming a lawyer. This erasure saves me.
我正在堕落为律师，这一开除却救了我。
