if two adjacent vowel sounds occur in different syllables -- for example, in the Englishword re-elect (/ ri:l1ekt/) -- the result is described as hiatus not as a diphthong ()
出自:伊犁师范-英语语音

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块