Life of contract
[经] 期货合同的交易期
🧩 词语组成解析
life
[laɪf]
n. 生活，生计;生命，性命;一生，寿命;人生，尘世;
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 are many natural catastroophes occurring in nature.
自然界里有很多自然灾害发生。
One ploughs, another sow; who will reap no one knows.
有的耕，有的播，谁来收获很难说。
She has been helping her husband for thirty years now.
她已经帮了她的丈夫30年了。