ravines的音标：...

n.既深又狭、坡度很大的山谷( ravine的名词复数 )...

The city is built on the rock rising out of ravines.这座城市建在高出峡谷的岩石上.They jumped ravines, they slid down cliffs.他们是沟也跳, 是崖也跳.Birches and oaks feathered the narrow ravines.桦树和橡树密生于狭谷中....

He carefully surveyed the ridges and knolls once more , and also the ravines and gullies.他又注意地巡视着那些梁和峁, 还有沟和壑....ravines with foaming rivers rushing through them.泛着白沫的河水奔腾而过的沟壑They jumped ravines, they slid down cliffs.他...