safe of drinking water的用法和樣例：
例句
- Because of low pressure required, even manual pumping can filter water successfully to achieve the potable water quality.
因為水力過濾器所要求的壓力小，在受災區域沒有電力供應的情況下，通過手動水泵實現正常過濾，保證受災人員的飲用水安全。 - Barrett said she shares LalibertZ's concern about potable water, and also is excited about the many scientific experiments that are under way on the space station.
巴瑞特說，她和拉利伯特同樣關切飲用水安全，並對即將在太空站所進行的諸多科學計畫倍感興奮。
