Medical treatment was sometimes given to children without parental consent.
有时候没有征得父母的同意就对孩子进行了医疗救治。
Foreigner: We don't give cash as presents, but book tokens are sometimes given.
外:我们不用现金作礼品,但有的时候会送购书券。
Locate the target - sometimes given by coordinates such as latitude and longitude.
查找目标位置——有时候是被赋予了相配之衣物,例如纬度和经度。
And resonance is the idea that sometimes one single Lewis structure does not adequately describe the electron configuration around a given molecule, so instead you need to draw two different Lewis structures to describe that more appropriately.
而所谓共振态,就是有时候一个路易斯结构不足以,完整描述一个给定分子的电子排布,因此这时你需要同时画出两个,不同的路易斯结构来描述它,这样会更恰当。
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