Security of subsistence
[经] 生存保证, 社会保险
🧩 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
What classes are mandatory for your major?
你的专业什么课是必修的？
Hello.
你好！
I picked up the receiver between two sticky fingers and was dismayed when I recognized the voice of Helen Bates.
我用两个沾满面糊的手指捏起了话筒。当听出是海伦。贝茨的声音时，非常丧气。