Their tragedy is the bitter fruit resulting from the culture of male power grade in the light of the dark human nature.

她们的悲剧，是男权等级文化在阴暗人性的光照下，结出的苦涩青果。

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I found that grade two was not only the power to point out contradictions.

我发现第二等级不仅是指出矛盾的力量。

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These attributes can include access to natural resources, such as high grade ores or inexpensive power, or access to highly trained and skilled personnel human resources.

这些性质包括占有自然资源如高质铁矿石或便宜的能量，或者拥有高素质的人才。

youdao

Unfortunately for Kodak, not even weapons-grade nuclear power could save the company from its own irrelevance in the digital age.

FORBES: Corporations Of Mass Destruction: Eastman Kodak Operated A Nuclear Reactor With Weapons-Grade Uranium For 30 Years

One female lawyer, now 58, says she met her earliest power nemesis in the first grade.

FORBES: Power Women And Their Power Nemeses

These materials include low-grade waste from power stations and small devices containing radioactive materials such as cesium-137, used in some cancer treatments, cobalt-60, used in food irradiation, or americum, incorporated in sensors for oil exploration.

ECONOMIST: How dirty bombs are made, and what they can do