píng​zhèng HSK7

voucher

凭证 (憑證) píng​zhèng
voucher noun
a document such as a receipt or certificate that serves as evidence of a transaction

Please keep this invoice as a voucher for reimbursement.

proof noun
evidence or proof used to establish a fact

He doesn't have any evidence to support his claims.

Frequency

Movie subtitles
0.450 per million appears in 0% of films
Written text
9.34 per million

Details

HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT