中英释义：
双语例句
为了获得更加清晰的光谱线，他们成功发现了非线性方法像磁性饱和和双光子光谱学。
Tomget sharper spectral lines, they started by successfully developing nonlinear methods such as saturation or two-photon spectroscopy.
重点词汇
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磁性
magnetism; magnetic property; magnetic nature; magnetic quality
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饱和
saturate; impregnate; fill to capacity; saturated; saturation