denote

On this map, blue lines denote rivers and streams. ▶

在这张地图上，蓝色线条表示河流和溪流。

In scientific diagrams, different colours often denote distinct materials, allowing readers to interpret complex structures more easily.

在科学示意图中，不同颜色通常代表不同材料，便于读者理解复杂结构。