plug-in

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释义
插件程序，插件法
A module or device that interacts with another to add a specific feature or function.

例句
Man: We're not there yet. We're using a crappy plug-in, so the latency is bad. (Silicon Valley)
男：我们还没到那一步。我们使用了一个蹩脚的插件，所以延迟很厉害。（硅谷）