indelible ink

1. After everything checked out, the doctor took a small stamp and stamped the wife's stomach with indelible ink.
   检查完毕后，医生拿出一个小印章，用洗不掉的墨水在妻子的腹部印了一个印。
2. An indelible ink for marking clothes or linens etc..
   布料上做标记用的不褪色墨水。
3. The original and duplicates of the tender shall be typed or written in indelible ink and shall be signed by a person or persons duly authorized.
   标书的正本与副本应使用不褪色的墨水打印或书写，并应由正式授权过的一个人或几个人签字。
4. The original and two duplicate copies of the tender shall be typed or written in indelible ink and shall be signed by a person or persons duly authorised to bind the tenderer to the Contract.
   标书原本和两个副本应打字或用不能抹掉的墨水书就，并由一名或多名有权责成投标者遵守合同的人士签字。
5. We have also asked for the use of indelible ink.
   另外，我们还要求使用字迹无法消除的墨水。

noun

1. ink that cannot be erased or washed away