Contracts are expected to be structured as 20-year deals, in which companies agree to produce oil from the fields in exchange for a per-barrel fee.
预计合同期将定为20年。根据合同，石油公司同意在这些油田生产石油，按桶收取一定的报酬。
2
Then, oil was still in the $70-per-barrel range, gold was $670 an ounce compared with Monday's $821.50 and corn was at $3.33 a bushel compared with $4.97 Monday.
Iraq's cabinet officially approved the BP-led offer on Wednesday. It rejected bids submitted for six other fields, saying the bidders' demands for per-barrel payouts were too high.