| 双 |
shuāng tàn | "double carbon", i.e. peak carbon 碳达峰 and carbon neutrality 碳中和 / China's double carbon policy, announced in 2020, which aims to reach peak carbon use by 2030 and achieve carbon neutrality by 2060 |
| 双 |
shuāng | variant of 双 |
| 双 |
Shuāng | surname Shuang |
| 双 |
shuāng | two / double / pair / both / even (number) |
| 碳 |
tàn | carbon (chemistry) |