- the giant saguaros, one of the biggest of all cacti,
巨大的弁庆柱 ——一种世界上最大的仙人掌
- are ready to take full advantage of it.
准备充分利用雨水
- After a rainstorm the saguaro's long shallow root system sucks up the water
暴风雨过后 弁庆柱 用又长又浅的根系吸收水分
- and the pleats on its trunk enable it to expand rapidly.
茎上的皱褶使之能迅速膨胀
- When full, a saguaro stem can store up to five tonnes of water
吸饱水后 弁庆柱的茎干中 已储存了5吨左右的水
- and that's enough to see it through many months of drought.
这足以帮助它们度过几个月的旱季
- The trunks of these huge plants provide homes for the gila woodpecker.
这些立柱般的巨型植物 为橙腰啄木鸟提供了住所
来自《行星地球 第一季 第五集 Planet Earth S01E05 沙漠》第 170 行