The price of this model of cassette-player is 2500 Belgian francs at today's rate of exchange.
这个型号的录音机,按今天汇率,每台2500比利时法郎。
There is no social problem it is more incumbent upon us to understand than this of the role of custom.
而没有任何一个社会问题比得上风俗的作用问题更要求我们对它理解。