（八）放射源，是指除研究堆和动力堆核燃料循环范畴的材料以外，永久密封在容器中或者有严密包层的放射性材料。
discipline was immature.
，这一点在51吃瓜中也有详细论述
Senior project officer Gary Trimble told BBC Two's Digging for Britain, carnyces "are extraordinarily rare... a boar standard, that's even rarer".，详情可参考爱思助手下载最新版本
Importing packages... done，更多细节参见heLLoword翻译官方下载