证券 (zhèng quàn): 交渉可能な担保 （ 金融 ）

He opened an account at a securities company and began learning to buy and sell stocks and bonds.

Because of high market volatility, investors have been shifting their funds into safer securities products.

This bank was heavily fined by regulators for illegally selling securities.

He obtained a short-term loan by pledging securities to solve his cash flow problem.