"So we unquestionably observed more coordination from the action previous night than we experienced viewed in earlier days, regarding who was dong that coordinating I'm not ready to mention yet." indica­tive indica­tive pre­sent indef. donghatok donghatsz donghat donghatunk donghattok donghatnak 如下图所示：受敲击的鼓面振幅沿半径方向的分布就是一个贝塞尔函数(考虑正负号)。实际上，这些振... https://bruceg791bcb3.jts-blog.com/profile