"Grisaille" Natural Recordings by Native Speakers
Grisaille is a noun that refers to a painting executed entirely in shades of gray, typically used to create a sense of tone, shadow, and depth. It can also refer to a technique used in painting to create a sense of volume or three-dimensionality by using layers of transparent glazes, resulting in a range of grays from pure white to deep charcoal.
A gripper is a device or mechanism that is designed to grasp, hold, or grip something firmly, often with a strong and precise action. It can be a mechanical part, a tool, or a feature of a machine, used to retain or manipulate an object without releasing it. For example, a gripper might be used on a conveyor belt to pick up and hold a product while it's being transported, or a robotic gripper might be used to grasp and manipulate small objects in manufacturing. In robotics, grippers are also used to give robots the ability to manipulate and interact with their environment.