I'm afraid not. We don't generally accept a letter of credit.
恐怕不行,我们一般不采用信用卡。
I can assuer you of our close cooperation.
我保证通力合作。
The men of our family waded down through our flooded meadows with boathooks, in the hope of being able to grapple a corner of the raft and pull it out of the current towards our bank.