形容词
中文翻译：双边的
同义词：
['bilateral', 'mutual', 'reciprocal例句：1. The agreement is bilateral and requires both parties to sign.（该协议是双边的，需要双方签字。）']
例句：
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1. The agreement is bilateral and requires both parties to sign.
该协议是双边的，需要双方签字。
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2. The company has established a bilateral trade agreement with another country.
该公司已与另一个国家建立了双边贸易协定。
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3.The two countries are engaged in a bilateral dialogue on environmental protection.
两国正在就环境保护问题进行双边对话。