1·A paper presented by Raghuram Rajan, chief economist of the IMF, at this year's annual symposium of the Federal Reserve Bank of Kansas City offers a tentative explanation.
今年，堪萨斯城举办了联邦储备银行年会。会上，Raghuram Rajan——IMF的首席经济学家提出一份报告，其中给出了一种尝试性的解释。
2·A tentative analysis of the mechanism of mantle circulation flow, continent drifting and earthquake origin is first clearly made, giving a simple mechanics-based explanation of the nature.
首先对地幔对流、大陆漂移和地震起源的机制做了尝试性分析，给出一个简单的力学解释。