Point of reference
[化] 控制点
🧩 词语组成解析
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];
🗣️ 情景例句
She does the housework, is that right?
她专门干家务，对吗？
She wants me to come as often as possible.
她希望我尽可能常来。
After you printed the book, you had to throw away the carved pieces of wood.
你把书印出后，不得不把刻过的一片片木板扔掉。