Definition: a colored liquid that you use for writing, printing, or drawing Level: B1
请用墨水书写你的答案。
Please write your answers in ___ink.
封面是使用一种特殊的银色墨水印刷的。
The cover was printed using a special silver ___ink.
她用隐形墨水写了一条秘密信息。
She wrote a secret message with invisible ___ink.
