countersign

1. V-T If you countersign a document, you sign it after someone else has signed it. 會(huì)簽; 連署

The president has so far refused to countersign the prime minister's desperate decree. 該縂統(tǒng)至今拒絕在縂理這個(gè)孤注一擲的政令上會(huì)簽。