一个承包商被雇来排干蓄水池里的水,然后挖出其中一块地方的泥土,换上粘土。
A contractor was hired to drain the reservoir and to excavate soil from one area for replacement with clay.
他们的日常饮食包括一块不新鲜的面包、一碗米饭,还有不新鲜的水。
Their daily diet consisted of a lump of stale bread, a bowl of rice, and stale water.
把湿地想象成一块巨大的海绵:地球吸收大量的不断涌向地表的,增加了地表以下水量的这些水。
Think of wetlands as a giant sponge: the earth soaks up a lot of this water that's continually flooding the surface, which increases the amount of water below.
There's the water phase, there's the ice cube is the solid phase, and there's some water, gas, vapor, and that's one bar.
里面放一块冰,这是固态;,于是我们得到了水,冰和水蒸气三态共存的点。
So, the active part of the thermometer could be water. It could be alcohol, mercury, it could be a piece of metal.
那么温度计的工作部分,可以是水可以是酒精,水银,可以是一块金属。
A piece of Jell-o has probably 99% water in it, but it has a shape.
一块果冻里可能99%都是水,但它有固定形状
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