签约: sign a contract 短语和例子上星期该公司签约增雇五十名工人。 the firm signed on fifty more workers last week. 约翰昨天签约受雇。 john signed on yesterday.; 签约国 signatory country; 签约人 parties to a contract; 签约日期 date of c
预付定金: advance money on a contractdown paymentdownpaymentmoney put downprepaid depositput down