| 油气田 | you2 qi4 tian2 | natural gas field |
| 移民和归化 | yi2 min2 he2 gui1 hua4 | immigration and naturalization |
| 自然淘汰 | zi4 ran2 tao2 tai4 | natural selection |
| 自然现象 | zi4 ran2 xian4 xiang4 | natural phenomenon |
| 韵致 | yun4 zhi4 | grace |
| 木糖醇 | mu4 tang2 chun2 | xylitol |
| 鬼斧神工 | gui3 fu3 shen2 gong1 | uncanny workmanship |
| 天分 | tian1 fen4 | talent |
| 天灾人祸 | tian1 zai1 ren2 huo4 | natural and man-made disasters (idiom) |
| 逆伦 | ni4 lun2 | unfilial conduct |
| 从谏如流 | cong2 jian4 ru2 liu2 | to follow admonition as natural flow (idiom) |
| 子孝父慈 | zi3 xiao4 fu4 ci2 | see 父慈åå[fu4 ci2 zi3 xiao4] |
| 寄籍 | ji4 ji2 | naturalization |