These users will want the option, unavailable on the new Macs, to pop in an extra-strength battery.
这些用户希望能选择一种额外的备用电池，但新款苹果电脑没有提供这种选项。
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It said that even though consumers had also complained about a moldy smell in Rolaids and Extra-Strength Tylenol, the company had not widened its investigation to include those products.