trace
US /tres/
・UK /treɪs/
B1
verb
- To make an outline to determine a shape
- To find someone or something that has disappeared
- To draw the outline of an image through thin paper
noun
- Very small quantity of something
- A mark or other sign of the former presence or passage of something.
- A very small quantity or amount.
other
- To follow or discover the course, development, or existence of something.
- To find or discover by investigation.