upstream

形容词逆流而上的; 向上游的; （石油工业等）上游的

副词向上游; 逆流地

名词上游部门

形容词downstream

副词

形容词

1. 逆流地；往上游；在上游
    Something that is moving upstream is moving towards the source of a river, from a point further down the river. Something that is upstream is towards the source of a river.

    e.g. The water rose high enough for them to continue upstream.
           水位涨得够高了，他们可以继续向上游航行。
    e.g. ...the river police, whose headquarters are just upstream of the Isle St Louis...
           总部设在圣路易岛上游的水警

1. To save expenses on raw materials, the smelters and processing companies have been expanding into the upstream mining business.

2. A diversion ditch was dug to allow clean water to flow from upstream to bypass the leak area.

3. The villagers have stopped taking water from Liujiang River for drinking after cadmium pollutants were detected in the river's tributary upstream - Longjiang River.

4. upstream的解释

4. Chinese nonferrous metal companies have been actively pursuing domestic and overseas resources to secure steady upstream supplies and become mining conglomerates with complete industrial chains.

5. The Songhua River suffered grave pollution last November, caused by leakage from an upstream chemical plant.

6. upstream

6. The environment group also said high levels of chromium were tested in Nanping River, an upstream waterway of the Pearl River.

7. upstream的反义词

7. A pair of cleaning stations upstream and downstream were set up this week to use pressurized water and steam cleaners to scrub hulls.

8. upstream

8. The influence of price control policies highlight the current slow transition from upstream to downstream inflation which keeps higher costs from hitting consumers and businesses.

9. The CPI was driven up by price rises in upstream products, while the PPI growth has been on an upward curve since late last year.

10. The latest flood crest came after heavy rains hit upstream areas of the Yangtze River beginning on Friday.

adj

adv