3 sentences

1. 这种净水器配有一个高效的过滤器。

   zhè zhǒng jìng​shuǐ​qì pèi​yǒu yī gè gāo​xiào de guò​lǜ​qì.

   This water purifier is equipped with an efficient filter.

   Source: Dong Chinese Dictionary

2. 我们需要一套更高效的工作流程来提高产量。

   wǒ​men xū​yào yī tào gèng gāo​xiào de gōng​zuò liú​chéng lái tí​gāo chǎn​liàng.

   We need a more efficient workflow to increase output.

   Source: Dong Chinese Dictionary

3. 这种高效农药能迅速清除农田里的害虫。

   zhè zhǒng gāo​xiào nóng​yào néng xùn​sù qīng​chú nóng​tián lǐ de hài​chóng.

   This highly effective pesticide can quickly eliminate pests in the fields.

   Source: Dong Chinese Dictionary