您要查找的是不是：
- exception n. 例外
- exciton n. 激子；激发性电子
- exposition n. 〈正〉阐述, 讲解
展览会, 博览会
- excision n. 删除，切除；切除之物
- exaction n. 强求；勒索；榨取；苛捐杂税
excition n. 激子
网络短语:
Excition 激子
less excition 欠激励
self-trapped excition 激子自陷
excition chirality 激子手性
excition transfer 激子传递
over excition 过激励
Differential Excition 差励
fluorescence excition spectrum 荧光激发光潜
narrow pulse excition 窄脉冲激励
excition state structure 激发态结构