tiǎo​dà​liáng

lead

挑大梁 tiǎo​dà​liáng
lead expression
to play a leading role, especially in a performance, project, or key position
responsibility expression
to bear a heavy responsibility or serve as the mainstay of a group or organization

Frequency

Movie subtitles
0.270 per million appears in 0% of films
Written text
0.497 per million

Sources

Definitions
CC-CEDICT