例句與造句

1. The river, impounded by two artificial storage reservoirs as well as the lake, is the primary source of drinking water for the city of Portland, Oregon.
2. In addition, Beutler designed the first artificial storage media for red blood cells, introduced the use of mannitol ( still a mainstay in red cell preservation ), and devised a variety of approaches to maintaining red cell ATP and 2, 3-DPG levels and determined the viability of the cells in human volunteers.
3. It's difficult to find artificial storage in a sentence. 用artificial storage造句挺難的