日语 普通话 1234是音调
20分钟,,にじっぷん,, [ni,ji,,b,N4]
20分钟,,にじゅっぷん,,[ni,jU,,b,N]
25分钟,,に[ni,,2] じゅう[jU,,10] ご[go1,,5] ふん[fu,n1,,分钟]..
30分钟,,さんじっぷん,, [sa,n,j,,b,N]
30分钟,,さんじゅっぷん,,[sa,n,jU,,,b,N]
20分钟,25分钟,30分钟
Er4shi2 fen1zhong1.Er4shi2wu3 fen1zhong1.San1shi2 fen1zhong1,拼音汉字
Ar4sh2 fN1zho91,Ar4sh2w3 fN1zho91.San1sh2 fN1hzo91,音标汉字