VOA慢速英语:Photo Editing App Improves Your Shots

preserve - v. to protect or keep (something) in its original state or in good condition

edit  - v. to prepare (a film, recording or photograph) to be seen or heard; to change, move, or remove parts of a film, recording or photo

app – n. a computer program that performs a particular job

access – n. permission or the right to enter, get near, or make use of something or to have contact with someone

filter – n. a program that changes lighting levels in specific ways to create special effects (photography)

slider – n. a knob or button that is used to control something, such as movement or audio levels

intensity – n. the amount of strength or force that something has

frame – n. an open structure that holds something (such as glass or a picture)

portrait view – n. the orientation of a page such that the longer side runs from top to bottom

category – n. the process of putting people or things into groups based on ways that they are alike