譬 (pì): so sánh; ví như

The teacher likened life to a marathon: what matters is not how fast you start, but whether you can persevere to the end.

In his article he used the metaphor that friendship is like a tree; it needs both sides to water it with care for it to flourish.

When faced with complex scientific theories, scientists often draw analogies to everyday phenomena so that ordinary people can understand the principles involved.

Grandpa likes to use practicing tai chi to explain the principles of dealing with people, such as overcoming hardness with softness and going with the flow.