Be representative of
辅助 Assistant代表..., 表现..., 是...的典型
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
representative
['rɛprɪ'zɛntətɪv]
n. 代表;继任者;议员;类似物;
adj. 典型的;有代表性的;代议制的;相当[类似]（另一种属）的;
represent代表+ative形容词后缀 →代表性的
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
I guess I ruined your day.
我想我扫了你今天的兴。
It doesn't make any difference.
没什么差别。
My parents were visiting relatives, and my grandparents had decided to spend the day at home.
我父母走亲戚去了，祖父母打算那天在家呆着。