A closed system would be, for instance, a glass of ice water with an ice cube in it, with the lid on top.
一个封闭系统可以是,比如说,一杯放了一个冰块的冰水,顶上加了盖子。
May I have a glass of ice water please?
请给我一杯冰水,好吗?。
I need a glass of ice water to perk up.
我需要一杯水振奋精神。
So a closed system would be, for instance, a glass of ice water with an ice cube in it, with the lid on top.
因此闭系可以是,比如说,一杯放了,一个冰块的冰水,顶上加了盖子。
You take a glass of ice water and set it down.
这是液态;
You need to know if it's an equilibrium, and you also need to know how many components you have in your system So, a glass of ice water with an ice cube in it, which is a heterogeneous system, has only one component, which is water, H2O.
要知道它是不是平衡的,你还需要知道,你的系统中有多少组分,一杯放了冰块的水,虽然它是个非均匀系统,但它只有一种组分,那就是水。
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