名词
中文翻译：水保持
同义词：
['water conservation', 'water retention例句：1. The fisherman had to hold back his tears as he watched the river flow past.（渔民看着河流流过，忍不住流下了眼泪。）']
例句：
-
1. The fisherman had to hold back his tears as he watched the river flow past.
渔民看着河流流过，忍不住流下了眼泪。
-
2. The plant's ability to hold water is crucial for survival.
这种植物保持水分的能力对生存至关重要。
-
3. The reservoir holds back the floodwaters during heavy rains.
水库在大雨时能够控制洪水。