Relation of identity
[计] 恒等性关系
🧩 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];
identity
[ai'dentiti]
n. 身份;[逻]同一性;个性;[数]恒等（式）;
🗣️ 情景例句
Tell me plainly what you mean.
把你的意思明明白白告诉我。
Who spoke a while ago?
刚才谁在讲话？
Three pounds fifty pence,please.
请付3英镑50便士。