音标：[bai'metәlizәm] ；

n. 复本位制
[经] 复本位制

n. a monetary standard under which the basic unit of currency is defined by stated amounts of two metals (usually gold and silver) with values set at a predetermined ratio

词型变化：名词复数形式 : bimetallisms

Is It Necessary to Develop Toarism?

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4'-ethyl-2-methyl-3-piperidino-propiophenone

automotive ignition system

Ban Khlong Haeng

berrada