sign on the dotted line informalto officially agree to something by signing a contract〔在合同上签名表示〕正式同意:•Make sure the repairs are done before you sign on the dotted line.确定修理完成后，再在虚线上签字。sign on the dotted ˈline(informal)to sign a document to show that you have agreed to buy sth or do sth在签字处签上姓名（表示同意）；签名同意Just sign on the dotted line and the car is yours.只要在虚线上签名，这车就归你了。 |