to suddenly start laughing
突然大笑 (tūrán dà xiào)
"They broke into laughter when the teacher made a joke."
"当老师开了个笑话时,他们突然大笑起来。" (Dāng lǎoshī kāi le gè xiàohuà shí, tāmen tūrán dà xiào qǐlái.)
to share traditions or memories with the next generation
to gradually stop doing something that no longer fits
to be based or operate from a specific place
to modify behavior to work better with colleagues
to spend time resting away from work or pressure
to clearly explain what you expect from others