Huckel rule
[化] 4n+2法则; 休克尔法则
🧩 词语组成解析
rule
[ru:l]
n. 规则，规定;统治，支配;章程;
vt.& vi. 控制，支配;判定;裁定，裁决;价格稳定;
vt. 统治;规定;管理;裁决;
vi. 统治;管辖;裁定;
🗣️ 情景例句
It really was a wonderful ceremony.
那真是一个美好的（结婚）典礼。
Where are the stairs?
楼梯在哪里呢？
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先从亚洲引进的狗，待人友好，早在罗马时代就给人当看门狗了。