Directing effect of group
[化] 取代基的定向作用
🧩 词语组成解析
[经] 指示
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
Looking around. Especially with a purchase of this kind.
到处看看， 特别是这一类买卖。
I don't care!
我不管！
Lin Tao ran past him. He was first past the finishing line.
林涛超过了他。他第一个冲线。