Kěkòng jùbiàn fǎnyìng bèi shìwéi wèilái néngyuán de xīwàng.
Controlled fusion is seen as the hope for future energy.
Tips
usage
Pairs with its opposite 裂变反应 (lièbiàn fǎnyìng, 'fission reaction'). Both end in 反应 ('reaction'). 聚 ('gather') + 变 ('change') captures fusion's nature: light nuclei gathering into heavier ones.