upstream
US /ˌʌpˈstriːm/
UK /ˌʌpˈstriːm/
副詞
1.
逆流而上, 上游
in the direction against the current of a river or stream
範例:
•
Salmon swim upstream to spawn.
鮭魚逆流而上產卵。
•
We had to paddle hard to go upstream.
我們不得不努力划槳才能逆流而上。
反義詞:
2.
上游, 源頭
at an earlier stage in a process or series
範例:
•
Any changes made upstream will affect subsequent steps.
任何上游的更改都會影響後續步驟。
•
We need to address the problem upstream, not just the symptoms.
我們需要從源頭解決問題，而不僅僅是症狀。
反義詞:
形容詞
1.
上游的, 逆流的
located or moving in the direction against the current of a river or stream
範例:
•
The upstream journey was difficult due to the strong current.
由於水流湍急，逆流而上的旅程很艱難。
•
They built a dam on the upstream side of the river.
他們在河的上游一側修建了一座水壩。
反義詞:
2.
上游的, 早期的
occurring or located at an earlier stage in a process or system
範例:
•
The upstream suppliers provide raw materials for production.
上游供應商提供生產原材料。
•
We need to optimize the entire upstream process.
我們需要優化整個上游流程。
反義詞: