到顶 (dào dǐng) — to reach the peak; to reach a pinnacle (literally or figuratively)

Definition

Examples

• 他们努力爬山，最后终于到顶了。
  Tā men nǔ lì pá shān, zuì hòu zhōng yú dào dǐng le.
  They worked hard to climb the mountain and finally reached the top.
• 他努力训练，成绩终于到顶了。
  Tā nǔ lì xùn liàn, chéng jì zhōng yú dào dǐng le.
  He trained hard, and his performance finally reached the peak.
• 他的事业已经到了顶，很难再进步。
  Tā de shì yè yǐ jīng dào le dǐng, hěn nán zài jìn bù.
  His career has already reached its peak; it's hard to improve further.