No base class to extend, no abstract methods to implement, no controller to coordinate with. Just an object with the right shape.
Kosmos 482, which launched in 1972 on a mission to Venus, never made it out of Earth's orbit and instead broke into four pieces that have been circling the planet for more than five decades.
，更多细节参见搜狗输入法2026
第三十九条 国家建立符合受控热核聚变特点、促进核聚变应用的监督管理制度，对聚变燃料、聚变装置（设施）实行分级分类管理。
return _call.call(origSet, this, v);