kr.
英
美
- krypton；abbr.；=kreutzer
详细释义
名词 kr:
-
a colorless element that is one of the six inert gasses; occurs in trace amounts in air
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a communist organization formed in Cambodia in 1970; became a terrorist organization in 1975 when it captured Phnom Penh and created a government that killed an estimated three million people; was defeated by Vietnamese troops but remained active until 1999
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