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 this way Native Americans were forced onto poor land that the settlers did not want.
就这样,美洲土著人被赶到殖民者所不要的贫瘠的土地上去了。