正翻译步骤 5
步骤 5


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Onward to the keyboard! Let's recap this butterfly's metamorphosis so far.
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After making its debut in the 2015 Retina MacBook, the butterfly keyboard landed on the MacBook Pro line for the first time in 2016 (pictured at left).
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In summer of 2018, Apple launched a repair program, privately blaming dust for jamming the keys—and released updated models with a silicone membrane protecting the key switches (middle image). But problems have persisted.
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Lastly, 2019's butterfly switch revision keeps the silicone membrane, but tweaks the materials in the springy metal dome and the plasticky material that covers it.