订婚指环 /dìnghūn zhǐhuán/ angolul

engagement ring▼(a ring signifying a promise to wed)
noun
[UK: ɪn.ˈɡeɪdʒ.mənt rɪŋ] [US: en.ˈɡeɪdʒ.mənt ˈrɪŋ]