As a commercial diver in the offshore oil fields of the Gulf of Mexico, I was assigned to a job onboard a derrick barge.
我在墨西哥湾的一个海面油田做职业潜水员，一次被指派到一艘吊杆起重驳船上工作。
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She steered the barge close to the bank, and Toad, with many humble and grateful acknowledgments, stepped lightly onboard and sat down with great satisfaction. 'Toad's luck again!'