default

【1】（契约、义务等）不履行，违约

【例】We reserve the right to rescind the Contract, should there be any default in this direction.

如这方面有任何违约情况，我们保留撤销本合同的权利。

【2】in default of不履行，在缺少[没有]……时

【例】When the Seller is in default of any of its obligations hereunder, the Buyer may terminate this Agreement upon notice.

如卖方不履行下列任何义务时，买方一旦获知，便可终止本协议。

【3】违约，（义务等）不履行

①【例】If the Distributor should default in any paymen, the Manufacturer shall have the right to cancel any orders or suspend any shipments to the Distributor.

如经销商有不履行付款的情况，制造商有权废除订货或停止向经销商运货。

②在表示拖欠还债时，default后常接用on。

【例】That firm defaulted on its payment for our goods.

该公司拖欠过我方的货款。

defect

缺点，不足之处

【例】It is necessary for you to take measures to make up these defects.

你方需要采取措施补救这些缺点。

defective

有缺点的，不完善的

【例】The buyers complain that the goods were defective before shipment.

买方抱怨货物在发运之前就有缺陷。