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- The river course is being cleaned. 河道正在被清理着。
- The river course of Yong River in Ningbo is seriously polluted. 甬江宁波段污染较重。
- Dredging the river aims at keeping the river course smooth and water clean. 清挖河道是为了保持河道畅通，河水清洁。
- It is found that the Yellow River in Yinchuan plain sector was formed in Early Pleistocene and the river course frequently moved eastward after that. 研究表明:黄河银川平原段在早更新世初期形成,此后,自西向东不断迁移;
- Within the Chitushan Tide Bridge of Qinhuangdao City, the Xinhe River extends westwards.The water grass, reeds and cattails grow all over the river course about 200 m in width. 秦皇岛市赤土山大桥防潮闸以内的新河向西延伸而去，200米左右宽的河道内长满了水草、芦苇和香蒲。
- The river had worn a ravine between the hills. 那条河在两山之间已造成一个深谷。
- I expect that the plane can change the course. 我料想飞机会改变航线。
- There are two sets of vertical shearing planes and one set of relaxed fissures dipping towards the river course in the rock mass at the Xiaowan dam site. 小湾岩体存在两组垂直结构面和一组倾向河道的卸荷裂隙。
- Can we dredge the river to make it deeper? 我们能不能把这条河疏浚得深一点？
- We will have to change the bulb; it's gone. 电灯泡爆了，我们需要换一个。
- I'll need a spanner to change the back wheel. 我需要一把扳手来换後轮。
- The river opens out suddenly into a broad estuary. 江面忽然开阔起来，形成一个宽广的河。
- Let me change the dollar bill for coins. 让我把这张一元的纸钞换成硬币。
- The river flows through the city from east to west. 这条河从东到西贯穿这座城市。
- We ferried the river on a small boat. 我们用小船渡过那条河。
- The fish plopped back into the river. 那鱼扑通一声跃回河中。
- Ice will not only influence shipping, transportation, hydraulic power, water and sewage, but also lead to ice flood and cause huge losses when ice blocks the river course severely. 河流中的冰凌不仅直接影响到冬季的航运、交通、引水发电、给排水等水利工程建设事业，而且当冰凌严重阻塞河道时，往往会导致凌洪泛滥成灾，给人民生命财产带来重大损失。
- They were standing in the river spearing fish. 他们站在河里叉鱼。
- It was one of those ideas that change the course of history. 这便是那些能改变历史演进的观点之一。
- He was sent up the river for a bank robbery. 他因抢劫银行而被捕入狱。
