ravine
🇺🇸
/rəˈviːn/
🇬🇧
/rəˈviːn/
A deep, narrow gully with steep sides, often formed by a river or stream.
The hikers carefully crossed the ravine using a rickety old bridge.
ハイカーたちは古びた橋を使って深い谷を注意深く渡りました。