How to read the secret of Shanghai dialect?

There are generally two pronunciations of "secret" in Shanghai dialect, which vary according to local dialect habits.

1, Mimi (Mie, Mie long tone, Mie short tone, tone can be heard in Baidu translation input, Mie Bae feel).

2. Bi Mi (Bi is pronounced the same as Mi, that is, a little lower than the first sound, between the first sound and the fourth sound, which is the common pronunciation of Bi in Shanghai dialect; Mie is just baa.

In addition, Peru's "secret" pronunciation in Mandarin is bi, while Peru's "secret" pronunciation in Shanghai dialect is mie, which has a third pronunciation, the same as Shanghai dialect.

In other words, the words "Peru" and "secret" in Shanghai dialect have three pronunciations and two tones.