If in English pronunciation's short vowel, consonant cluster, by the fricative, the affricate conclusion syllable and so on do not have in Chinese.

如英语语音中的短元音、辅音连缀，以摩擦音、破擦音收尾音节等在汉语中都没有。

A consonant cluster is a group of two, three or even four consonants pronounced together.

辅音群是由两或三个，甚至四个辅音组成的一起发音的辅音组合。

Besides, we built up an interactive teaching …Consonant cluster simplification NOT in past tense …

然而经过时间的洗以及不同国家、地区的使用，英语…