chase

Compared meaning: running after someone to catch them (noun).

比较义项：追逐、追赶某人或某物以将其捕获（名词）。

• pursuit

  More formal and often official or written in tone (e.g. police pursuits, legal contexts); less natural for casual, playful chasing of people or animals.

  语气更正式，常用于官方或书面语境（如警方追捕、法律用语）；不太用于日常玩耍中对人或动物的轻松追赶。

  Police called off the high-speed pursuit after the suspect's car spun off the highway.

  嫌疑人的车冲出高速公路后，警方结束了这场高速追捕。

• chase 本词

  The everyday, informal word for running after someone or something to catch them; suggests fast, active movement and fits casual or playful situations.

  更口语化、日常的说法，指为追上某人或某物而奔跑；强调快速、活跃的动作，适合轻松或玩耍的场合。

  The kids ran into the backyard for a game of chase.

  孩子们跑到后院去玩追逐游戏。

Pursuit and chase both mean running after someone to catch them. Pursuit is formal, used in official or written contexts like police pursuits; its sense 'a hobby' is not compared. Chase is the everyday, informal word, suggesting fast, active movement, fitting casual situations.

这两个词都能表示“追赶、追逐”的动作，但语气和场合不同：chase 更口语化、日常，强调快速、活泼的动态场景；pursuit 更正式，常用于警方追捕、法律或书面语境。这里不比较 pursuit 表示“消遣”或“职业（活动）”的意思。