Zhōngguó de rénzào tàiyáng shíxiàn le héjùbiàn cháng shíjiān yùnxíng.
China's 'artificial sun' has achieved sustained nuclear fusion operation.
Tips
usage
Don't confuse with 核裂变 (nuclear fission). 聚 means 'gather/come together' (fusion), 裂 means 'split' (fission). EAST (中国环流器) and ITER coverage in Chinese news uses 核聚变 constantly.