fence silo

例句：

1. 1. The farmer used to fence his fields with a tall wooden fence.
   这位农民过去用一根高高的木栅栏围住他的田地。
2. 2.The silo was filled with grains of rice, which were stored there for later use.
   谷仓里装满了大米，这些大米被储存在那里以便将来使用。
3. 3. The scientist isolated the virus from the rest of the population.
   科学家将病毒从人群中隔离出来。