（六）放射性同位素，是指化学元素中具有相同原子序数，但质量不同且能发生放射性衰变的核素。
As we prepare to leave the winter months, Samsung announced another family of Galaxy S flagships for those looking to upgrade. As usual, the company put its best components and features into the Galaxy S26 Ultra, but it also added more to the base S26 and S26+. The company has hit its groove with its smaller (and cheaper) flagships, delivering solid devices with increasingly better cameras, occasionally even offering feature parity with its most expensive smartphone.
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如果特朗普想恢復自己隨意徵收新關稅的自由，他可以要求國會給予最高法院所說的明確授權。但是，目前共和黨在參眾兩院僅有微弱多數，而且中期選舉即將到來，這項行動成功的可能性很低。
德索托在调研中估算，发展中国家穷人手中的“沉睡资产”总额高达数万亿美元。这些资产存在，却无法流动、无法创造财富。问题不在于穷人懒惰或愚蠢，而在于制度将他们排除在资本体系之外。