字典 波兰语 - 英语
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dwustronna umowa 用英语:
1. 
bilateral
bilateral agreement
Undertaking a broad suite of regional and bilateral trade negotiations requires a significant number of qualified and experienced individuals.
The disease is bilateral in 12 to 16 percent of cases.
France and Germany have signed a bilateral agreement to help prevent drug smuggling.
What will become of our close relations if the bilateral security treaty expires?
bilateral contract 
bilateral agreement 