铁人 (tiě rén) — an iron-willed person; someone with exceptional physical or moral strength; (short for 铁人三项) Ironman triathlon

Definition

Examples

• 他真是一个铁人，在困难面前从不低头。
  Tā zhēn shì yí gè tiě rén, zài kùn nan miàn qián cóng bù dī tóu.
  He is truly an iron man, never bowing his head in the face of hardship.
• 他参加了铁人三项比赛，需要连续游泳、骑车和跑步。
  Tā cān jiā le tiě rén sān xiàng bǐ sài, xū yào lián xù yóu yǒng, qí chē hé pǎo bù.
  He took part in an Ironman triathlon, which requires consecutive swimming, cycling, and running.
• 王进喜被称为‘铁人’，他的精神激励了无数人。
  Wáng jìn xǐ bèi chēng wéi 'tiě rén', tā de jīng shén jī lì le wú shù rén.
  Wang Jinxi is called the 'Iron Man', and his spirit has inspired countless people.