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chain reaction
☊
phản ứng chuyền
☊
Chain reaction
☊
Kettenreaktion
☊
< 5.27 Plötzliche Veränderung
Chain reaction
☊
Reaktionskette
☊
< 13.19 Chemie
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chain reaction ☊ 
phản ứng chuyền ☊ Chain reaction ☊ 
Kettenreaktion ☊ < 5.27 Plötzliche Veränderung Chain reaction ☊ Reaktionskette ☊ < 13.19 Chemie