The buyer has the right to cancel the contract unilaterally if the seller fails to ship the goods within the L/C validity.
如果卖方不能在信用证有效期内交货的话,买方有权单方面取消合同。
She went into my room and got a big surprise when she saw all those books on the floor.
她走进我的房间,当她看到地板上的那些书时,大吃一惊。