Analysis of economic activities
[经] 经济活动分析
🧩 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];
n. （activity复数形式）活动；活动区；活动性
🗣️ 情景例句
I need some good photos for my advertising, Mr. Stewart.
我做广告需要一些好照片， Stewart先生。
Your presence here will be of a great contribution to the Guangdong business community as a whole.
你们的建立对整个广东商界将是一个极大的贡献。
I'm afraid some people forgot to sweep the floor.
它不如平时干净，恐怕是一些人忘记扫地了。