They have many interesting physical properties, such as symmetric band structure, strong temperature dependences of energy gaps, absence of a heavy hole band, and low Auger recombination rates, etc.

它们具有很多独特的物理性质：对称的能带结构、强烈依赖于温度的带隙、一个重空穴带的缺失、低的俄歇复合率等。

youdao

He had obviously decided that Whitewater was a dry hole and this was a graceful way out, but he received heavy criticism for his decision.

他已很清楚地看到白水事件是口干井，去佩珀代因大学会是个体面的退出方式，但他的这个决定遭到了强烈谴责。

youdao

Early in the morning, a peasant came along and saw him, he went out onto the ice and hammered a hole in it with his heavy wooden shoe, and carried the duckling home to his wife.

大清早，有一个农民走过来，看见他，他出去走上冰面，并敲定了它与他那沉重的木屐孔，并进行小鸭子回家，送给他的妻子。

youdao

Davy Jones was so eager to cough up its bounty from a massive high-quality reservoir 200 feet thick that McMoran several months ago had to control the flow by filling the hole heavy drilling mud.

FORBES: Updated 11:30 Central.

It was that pulsars are rotating neutron stars, the super-dense last stage of collapse of a star not quite heavy enough to form a black hole.

ECONOMIST: Obituary

The Trent and Mersey Canal breached its banks at Dutton after heavy rain in September, leaving a hole the size of 12 double decker buses in the side.

BBC: Work starts to repair breached Trent and Mersey Canal