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。
I know someone who always cuts sketches out from newspapers of model clothes that she would like to buy if she had the money.
我认识一个人,她总喜欢从报纸上剪下流行服装的图样,等以后有钱时去买服装。