like: 双元音 → →
双元音 [shuang1 yuan2 yin1] ☊ 
diphthong ☊ 
Doppellaut, Doppelvokal, Diphthong (S) ☊ 
/Diphtongue/ ☊ /Diphtongue/ ☊ 双元音 [shuang1 yuan2 yin1] ☊ diphthong ☊ Doppellaut, Doppelvokal, Diphthong (S) ☊ /Diphtongue/ ☊ /Diphtongue/ ☊