He needs to know about the structures of the molecules, because if the structure is wrong it's not going to work.

他想要让它们成键，他需要知道分子结构，因为如果结构不对。

麻省理工公开课 - 化学原理课程节选

He needs to know about the structures of the molecules, because if the structure is wrong it's not going to work.

他想要让它们成键，他需要知道分子结构，因为如果结构不对。

麻省理工公开课 - 化学原理课程节选