知識貝殼
知識貝殼
所屬欄目：英語語音
When we look at the nature of vowels and consonants in the previous units we can see that one could decide whether a particular sound is a vowel or a consonant on phonetic grounds (in relation to how much they obstructed the airflow) or on phonological gr ......（本文共 2271 字 ） [閱讀本文] >>