Duty of rare
[经] 保管责任
🧩 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
There is no future in my job.
我的工作没有未来。
Without a friend,the world is wilderness.
没有朋友，世界成了荒野。
The tiny painting proved to be an unknown masterpiece by Correggio and was worth hundreds of thousands of pounds.
那幅不大的画原来是柯勒乔的一幅未被发现的杰作，价值几十万英镑。