光谱特性

The Ba atom is a typical two-electron atom, whose autoionization spectra and angular distributions of ejected electrons from autoionizng states are significant for understanding the complex structures and physical mechanism of the alkaline-earth atoms.

Ba原子作为一种典型的双电子原子，其自电离态的光谱和弹射电子角分布的特性研究，对人们认识原子的复杂结构和内部动力学过程具有重要的科学意义。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。