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。
As the thieves were trying to get away in their car, Roy drove his bus into the back of it.
当那两个小偷企图乘车逃跑时,罗伊驾驶他的公共汽车撞在了那辆车的后尾上。