She wrote to one of her friends about her dream of one day owning a house with an art collection like the one she had seen in Italy.
VOA: special.2009.01.11
There's no one person owning them, so they both have two electrons here that are bonding.
这里没有人欠对方,因此它们都有两个成键的电子。
There's no one person owning them, so they both have two electrons here that are bonding.
这里没有人欠对方,因此它们都有两个成键的电子。
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