1 sentence

1. 他甘当无名英雄，在幕后默默地贡献。

   tā gān​dāng wú​míng​yīng​xióng, zài mù​hòu mò​mò de gòng​xiàn.

   He is willing to be an unsung hero, contributing silently behind the scenes.

   Source: Dong Chinese Dictionary