silo

n (pl ~s) 1 (a) tall tower or pit, usu on a farm, in which grass or other food for animals can be kept fresh 青贮塔, 青贮窖（贮藏新鲜饲料的建筑, 通常指农场上的）. (b) tower or pit for storing grain, cement or radioactive waste 用以贮藏谷物、 水泥或放射性废料的高塔或地窖. 2 underground place where missiles are kept ready for firing 导弹发射井.

silent film, silently, silhouette, silica, silicate, silicon, silicon chip, silicone, silicosis, silk, silk-screen printing, silken, silkiness, silkworm, silky, sill, sillabub, silliness, silly, silly (also silly-billy), silt, silty, silvan (also sylvan), silver, silver birch, silver jubilee, silver paper, silver plate, silver wedding, silver-fish, silver-plated, silver-tongued, silver-ware, silverside, silversmith, silverware, silvery, simian, similar, similar to,