| 博物 | bo2 wu4 | natural science |
| 神仙 | shen2 xian1 | spirits |
| 储量 | chu3 liang4 | reserve amount |
| 大自然 | da4 zi4 ran2 | nature (the natural world) |
| 燃气 | ran2 qi4 | natural gas |
| 受灾 | shou4 zai1 | disaster-stricken |
| 亲生 | qin1 sheng1 | birth (parents) |
| 先天 | xian1 tian1 | inborn |
| 水土 | shui3 tu3 | surface water |
| 潇洒 | xiao1 sa3 | elegant and unconventional |
| 油气 | you2 qi4 | oil and gas |
| 本色 | ben3 shai3 | natural colour |
| 风土 | feng1 tu3 | climate |