| 释义 |
DEFINITIVE EXAMPLES 权威例句〔NATURAL〕Japan depends on the outside world for virtually all of its raw materials, including oil. 日本几乎所有的原材料,包括石油,都依赖外国提供。朗文写作活用〔upstream〕The company's upstream business includes oil exploration and production.这家公司的上游业务包括石油勘探和开采。剑桥高阶Britain's mineral resources include oil, coal and gas deposits.英国的矿产资源包括石油、煤炭和天然气埋藏。剑桥国际 |