单词	tungsten whisker
释义	tungsten whisker 钨质须簧
随便看	annuity for life annuity form annuity for the aged annuity fund annuity fund factor annuity in advance annuity in arrears annuity in possession annuity in reversion annuity insurance Annuity Markets And Pension Reform annuity method annuity methodof depreciation annuity method of depreciation annuity of corporations annuity of enterprise annuity of enterprises annuity of the enterprise annuity on human life annuity on the last survivor annuity option rate annuity payable annuity payable out of a property annuity period Annuity Planning