名词
中文翻译：安全交易
同义词：
['safetytrading', 'risk-free trading']
例句：
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1. The company's newsecurity trading system has been well received byinvestors.
该公司的新安全交易系统受到了投资者的热烈欢迎。
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2. The trader was caught ina security trading scandal.
这位交易员因参与安全交易丑闻而被捕。
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3. The governmentis considering introducing a new security trading policyto protect investors.
政府正在考虑引入一项新的安全交易政策，以保护投资者。