单词 | upstream |
释义 | upstream noun—下游 n上游部门 nupstream —逆水 • 向上游 adj • 逆流而上 adj • 向上游 adv • 逆流 adv Examples:lit. go upstream—追溯 Study is like rowing upstream: no advance is drop back—学如逆水行舟,不进则退 trace a river upstream back to its source—溯源 |
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