Length of derivation
[计] 推导长度
🧩 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];
derivation
['dɛrə'veʃən]
n. 引出，导出;衍生，衍生物;[语]词源，派生;出处，由来，起源;
de 离开 + riv流动 + ation表名词 → deriv(e)流自...=起源+ ation表名词 → 词源；来历
🗣️ 情景例句
I'm surprised they're not here.
我奇怪他们怎么没来。
Would you like to leave a message?
你想留下一条消息吗？
Many villagers believe that the tree has already claimed a number of victims.
很多村民相信此树已经害了不少人。