N-COUNT An ice cube is a small square block of ice that you put into a drink in order to make it cold. (用于冰镇饮料的)小冰块
She sucked an ice cube into her mouth, and crunched it loudly.
她把一冰块儿含在嘴里,并嘎吱嘎吱地大声嚼起来。
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。
我叫它冰块。
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 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're going to have to know when you describe the system, if your system is homogeneous, like your coffee with milk in it, or heterogeneous like water with an ice cube in it So heterogeneous means that you've got different phases in your system.
你要知道,当你描述一个系统时,你的系统是均匀的呢,像掺了牛奶的咖啡,那样还是非均匀的,像放了冰块的水,非均匀系统就是说,在你的系统中有不同的相存在。
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