jīngguò / jǐ / lún / cèshì / zhège / jiàoyù / yìngyòng / de / chúxíng / yǐjīng / wánchéng / dàn / jièmiàn / hái / xūyào / jìnyíbù / dǎmó

经过几轮测试，这个教育应用的雏形已经完成，但界面还需要进一步打磨。

After several rounds of testing, the prototype of this educational app is complete, but its interface still needs further refinement.