🧩 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];
Rome
[rəum]
n. 罗马（意大利首都）;罗马不是一天建成的;伟业非一日之功;入乡随俗;
🗣️ 情景例句
This method should be widely promoted.
这种方法应该推广。
A useful trade is a mine of gold.
一样有用的手艺是取之不尽的财富。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。