一面 (yìmiàn) is a more formal than 一边, but is used in the same way to express two simultaneous actions. It is used in the following way:

Structure

一面 + Verb + 一面 + Verb

Examples

一面 cannot be shortened in the way while 一边 can:

一面 can also be used to express two aspects of a situation, which are not necessarily being enacted simultaneously. This is the same as the structure: "一方面...一方面..." or the English "on the one hand...one the other hand"

See also

Sources and further reading

Books

Category: B2 grammar points