Cách sử dụng
"Ink in" is an expression that is often used when talking about filling in details on a document, such as a form or contract. It means to use ink to write or fill in the necessary information. For example, when filling out a job application, you would have to "ink in" your personal information, education, and work experience. Similarly, when signing a legal document, you may be asked to "ink in" your signature to make it official. Essentially, "ink in" means to complete something with permanent ink.