您要查找的是不是：
- Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的？
- Downstream the river twists and turns a lot. 这条河的下游弯弯曲曲。
- The logs are drifted downstream to the mill. 那些原木沿河顺水漂到工厂。
- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- downstream migration 顺流回游
- There has been a migration of people from the country to the towns. 人们从乡下移居城镇。
- The log was swirled away downstream by the current. 水流载着原木盘旋而下.
- The current drifted the boat downstream. 水流把小船冲往下游。
- There was a huge migration of people into Europe because of the war. 因为战争，大量的移民涌入欧洲。
- No downstream shutoff valves are allowed. 不允许有下游关闭阀。
- Seabirds will fly from here to another place for migration every year. 海鸟每年都要从一个地方迁徙到另一个地方。
- No water flows downstream of valve. 阀门下游没有水流。
- At noon the S. S. Jiangjin starts downstream. 十二时，“江津”号启碇顺流而下了。
- They decided to take a boat downstream. 他们决定顺流而下。
- The next crossing point is a long way downstream. 下一个渡口在下游方向很远的地方。
- We watched the leaves drift downstream. 我们看着树叶顺流漂去。
- By mid-October Operation Migration was ready. 到了10月中旬，迁徙行动的准备工作就绪。
- We paddled downstream for about a mile. 我们划船顺流而下约一英里。
- Fast Explicit FD Time Migration. 二维快速显式有限差分时间偏移。
- Our bamboo raft moves forward downstream. 我们的竹筏顺着溪水前进。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
