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。
In many countries, more and more companies are replacing people with computers.
在许多国家有越来越多的公司使用电子计算机来代替人。