A machine translation method includes: an electronic device displays a first user interface, where source text content is displayed in the first user interface; after detecting an operation of triggering scrolling screenshot taking by a user, the electronic device automatically starts to take a scrolling screenshot; the electronic device obtains a first picture through scrolling screenshot taking; the electronic device obtains translation content corresponding to the source text content displayed on the first picture; and the electronic device automatically displays a second user interface, where a part or all of the translation content is displayed in the second user interface.