向上游用英语怎么说？

向上游

• upcurrent，upstream

例句

• We swam upstream against the current. 我们逆流向上游游去。
• The ship is sailing up the Nile. 这艘船顺尼罗河向上游航行。
• A water vole swam vigorously upstream. 一只水鼠奋力向上游游去.
• The explorers paddled their canoe cautiously upstream. 探险者们谨慎地把独木舟向上游划去.
• He swam quartering upstream, but still was swept downward rather faster than he had expected. 他向上游游去, 可是河水老是要把他往下游冲,流速比他想象的要快得多.
• The fish were madly pushing their way upstream to spawn. 鱼群为产卵而疯狂地向上游挤进.
• 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。