双语例句
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It is needed to explain that we manufacture oil extractor for petroleum exploration instead of drilling rig.
需要说明的是：我们制造的是石油开采用的抽油机，不是钻机。
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The invention discloses a volatile oil extractor for preparing a cigarette flavor, which belongs to the technical field of chemical extracting equipment.
本发明公开了一种制备烟用香料的挥发油提取装置，属于化学提取设备技术领域。
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He says he learned English by listening to the radio while working as an oil extractor and repairman in the northeast, before studying English literature as an undergraduate in southeast China.
他说，在到东南部进大学主修英国文学之前，他在东北当石油分离工和维修工时，通过听收音机学习英语。
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