A fraction of
一小部分的
🧩 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
No problem, sir. Someone will bring them to your room shortly.
没问题，先生。有人会尽快给你送过去。
Have you been busy with schoolwork?
学校的功课很忙吗？
Last year, however, it came into use.
然而去年机场开始使用了。