The term investment portfolio conjures up visions of the truly rich—the Rockefellers, the WalMart Waltons, Bill Gates.
“投资组合”一词让人联想起真正的富人——洛克菲勒家族、沃尔顿家族、比尔·盖茨。
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Best Buy, for instance, has been bearing the lion's share of e-waste volume since two of its largest competitors, Amazon and Walmart, do not have their own recycling programs.