| 生态平衡 | shēng tài píng héng | balance of nature / biological balance / ecological balance | ![]() |
| 自然平衡 | zì rán píng héng | balance of nature / biological balance / ecological balance | ![]() |
| 生物平衡 | shēng wù píng héng | balance of nature / biological balance / ecological balance | ![]() |
