backwater function壅水函数
backwater surface回水面
backwater area回水区;回水面积
backwater trip搭乘椰林游河
Backwater Gulch死水峡谷;后水峡谷
Backwater Blues悲伤逆流而上
backwater tour回水泛舟
N-COUNT(可数名词) A backwater is a place that is isolated. 荒僻处
...a quiet rural backwater.
…一处宁静的乡下偏僻之地。
N-COUNT(可数名词) If you refer to a place or institution as a backwater, you think it is not developing properly because it is isolated from ideas and events in other places and institutions. 闭塞落后的地方[表不满]
The state's high schools remain an educational backwater where dropout rates are rising.
该州的高中仍旧是教育封闭落后之所,辍学率在上升。