Second, the iMac, unlike the Dell, is immune to the vast majority of malicious software floating around, so you don't have to run annoying, memory-hogging security programs.
第二，iMac不受铺天盖地的恶意软件影响，这样你就无需运行令人讨厌又耗费内存的安全软件。
When the market yield is above its capped coupon rate, a floating-rate security will trade at a discount.
当市场利率高于利率上限时，浮动利率债券以折价进行交易。
When the market yield is above its capped coupon rate, a floating-rate security will trade at a discount.
当市场利率高于利率上限时，浮动利率债券以折价进行交易。
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