左膀右臂 (zuǒ bǎng) — trusted and capable right-hand assistant; indispensable aide

Definition

Examples

• 张总在公司里有两个左膀右臂，帮他处理日常事务。
  Zhāng zǒng zài gōng sī lǐ yǒu liǎng gè zuǒ bǎng, bāng tā chǔ lǐ rì cháng shì wù.
  General Manager Zhang has two capable assistants in the company who help him handle daily affairs.
• 这位秘书是老板的左膀右臂，公司很多重要决策都离不开她。
  Zhè wèi mì shū shì lǎo bǎn de zuǒ bǎng, gōng sī hěn duō zhòng yào jué cè dōu lí bù kāi tā.
  This secretary is the boss's trusted aide; many important company decisions cannot be made without her.
• 他跟随我二十年，一直是我的左膀右臂，我完全信任他。
  Tā gēn suí wǒ èr shí nián, yì zhí shì wǒ de zuǒ bǎng, wǒ wán quán xìn rèn tā.
  He has followed me for twenty years and has always been my right-hand person — I trust him completely.