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 collapse mentally or emotionally due to pressure
to chop something into small pieces; to upset someone emotio...
to keep following a promise, rule, or plan
to do someone else’s job temporarily
to make something more environmentally friendly
to have a different opinion from someone else
