- v. 副署；会签
- n. 口令；暗号；副署；连署
a secret word or phrase known only to a restricted group;
"he forgot the password"
a second confirming signature endorsing a document already signed
add one's signature to after another's to attest authenticity;
"You must countersign on this line of the contract"
- The back shows petroleum prospecting and the countersign is the same as the 5 yuan.
- Traveller's check need countersign.
- sign and countersign 口令(隐语
The Secretary of State..had countersigned the warrant for his arrest.出自： C. Pebody