Not only… but also… (不但…而且…)

Structure 不但 + A，而且 + B

不但…而且… (bùdàn… érqiě…) adds two things in the same direction: "not only A, but ALSO B", with the second usually going further. 他不但会说中文，而且会写汉字. The full pair is the norm; 而且 can take 还/也 (而且还…).

Examples

他tā不bù但dàn会huì说shuō中zhōng文wén，而ér且qiě会huì写xiě汉hàn字zì。
He not only speaks Chinese but also writes characters.
这zhè个ge菜cài不bù但dàn好hǎo吃chī，而ér且qiě便pián宜yi。
This dish is not only tasty but also cheap.
她tā不bù但dàn聪cōng明míng，而ér且qiě努nǔ力lì。
She’s not only smart but also hardworking.

Levels are indicative: they follow the standard Chinese Grammar Wiki (AllSet Learning) progression, not an official HSK 3.0 mapping. We never assign levels by eye.

This point and the other 370, with audio on every example, inside Wanyu.