4 sentences for 頂峰 (dǐng​fēng — peak)

1. 全球人口增长率很久以前达到顶峰。

   quán​qiú rén​kǒu zēng​zhǎng​lǜ hěn jiǔ yǐ​qián dá dào dǐng​fēng.

   The global population growth rate peaked long ago.

   Source: CCMatrix

2. 少数几个攀登者坚忍不拔，终于登上了顶峰。

   shǎo​shù jǐ​ge pān​dēng zhě jiān​rěn​bù​bá, zhōng​yú dēng shàng le dǐng​fēng.

   A few persevering climbers finally reached the top.

   Source: UM-Corpus: Science

3. 这两名伙伴在1月20日开始登山，几天后就接近了顶峰。

   zhè liǎng míng huǒ​bàn zài1 yuè20 rì kāi​shǐ dēng​shān, jǐ​tiān hòu jiù jiē​jìn le dǐng​fēng.

   The pair began climbing on January 20, and within a few days were approaching the summit.

   Source: CCMatrix

4. 我会继续攀爬，试图爬到顶峰，但没人知道顶峰在哪里。

   wǒ huì jì​xù pān​pá, shì​tú pá dào dǐng​fēng, dàn méi​rén zhī​dao dǐng​fēng zài nǎ​li.

   I'll continue to climb, trying to reach the top, but no one knows where the top is.

   Source: CCMatrix