下部的火山断陷盆地和上覆的沉积坳陷盆地组成了二元结构的盆地。

The underlying volcanic fault basin combines with the overlying downwarped basin to form a basin with a binary structure.

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野外观察表明托克托台地的湖相层与上覆的黄土之间存在风化剥蚀面。

A weathering-denuding surface separates the lacustrine strata and a thick layer of the loess in the Tuoketuo mesa.

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T2阶地上覆的最老风尘沉积是黄土l1，对应氧同位素期MIS 2。

The oldest aeolian deposit on terrace T2 is loess L1, corresponding to oxygen isotope time MIS2.

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And so it has what? In contrast to the sigma, it has a nodal plane containing both nuclei.

这是什么，和sigma相反，它是包覆在核上的平面电子云，有一个界面。

麻省理工公开课 - 固态化学导论课程节选

You need to do that to be able to control the shield that's as big as that and as heavy as that, because it is made fundamentally of a heavy wood, typically covered by leather, sometimes with some bronze, a bronze sheet across the front of it as well.

如果你想自如操控这块盾牌就必须得这样,这种盾牌很大并且很笨重,因为它主要是由沉重的木材制成,表面一般覆有皮革,或包上铜皮,就是表面上有一层铜皮

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