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
And then, two years ago, my wife died.
接着， 两年前我妻子去世了。
How long is the street?
这条街有多长？
Some wives tend to believe that their husbands are infinitely resourceful and can fix anything.
妻子常常认为她们的丈夫无比聪明能干。