Ah, quick review The er vowel sound ca NBI spelled with the letters e R E a r I are oh, are Or you are notice that all of these spellings have one or two vowels before the letter R.
啊,快速複習 er元音ca NBI拼寫的字母e R E a r I are oh,are Or你注意到這些拼寫的字母前都有一個或兩個元音R。