Good work. I don't give 5 stars because this extension really needs a setting to export/import the custom search engine configurations. Please, implement that feature.

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Google translate:

干得好。我不给5星，因为这个扩展真的需要一个设置来导出/导入自定义搜索引擎配置。请执行该功能。

Gàn dé hǎo. Wǒ bù gěi 5 xīng, yīnwèi zhège kuòzhǎn zhēn de xūyào yīgè shèzhì lái dǎochū/dǎorù zì dìngyì sōusuǒ yǐnqíng pèizhì. Qǐng zhíxíng gāi gōngnéng.