上游充通大￥ SHANGHAI JIAO TONG UNIVERSITY Case 2:Technological research or development ●Macro/Nano case: >After understand the laws of nature in this tiny world,we may develop technologies which may be useful or beneficial to people Macrocycle How do we make a small part(say a small screw or bolts,bearings,gears Dumbbell shaped molecule or even a mechanism)in macro or nano scale? Cancer case: After understand some natures of a specific cancer,we may develop technologies(cures)to curb or kill the tumor cell A material in nature which is able to kill the tumor A process (laser,radiation)which is able to kill the tumorCase 2: Technological research or development Case 2: Technological research or development Macro/Nano case:  After understand the laws of nature in this tiny world, we may develop technologies which may be useful or beneficial to people  How do we make a small part (say a small screw or bolts, bearings, gears or even a mechanism) in macro or nano scale? Cancer case:  After understand some natures of a specific cancer, we may develop technologies (cures) to curb or kill the tumor cell  A material in nature which is able to kill the tumor  A process (laser, radiation) which is able to kill the tumor