他的白衬衫上有一个墨水渍，怎么也洗不掉。

There's an ink ___blot on his white shirt that won't come out.

他不小心用墨水弄脏了笔记本。

He accidentally ___blotted his notebook with ink.

她用纸巾轻轻按压，吸干了墨水渍。

She gently ___blotted the ink stain with a tissue.

那次酒后驾车的事故成为他职业生涯中的一个污点。

The drunk driving incident became a ___blot on his professional career.