golden watercourse黄金水道
Artificial watercourse人工水道
Tidal watercourse感潮河段
watercourse bed常水河床
complex watercourse复杂河道
watercourse test水路试验
watercourse cleaning河道治理
watercourse arrangement理水
watercourse shift河道变迁
N-COUNT（可数名词） A watercourse is a stream or river, or the channel that it flows along. 水道 [正式]