弱辅音的英文：
lenis consonant

Of,relating to,or being a fricative consonant.
摩擦音的与此有关的或成为摩擦音

a letter of the alphabet standing for a spoken consonant.
字母表代表辅音发音的字母。

The English dental consonants t and d.
英语的齿音t和

B, c, d, f, etc. are consonants.
B,c,d,f等都是辅音字母。

a is used before a word beginning with a consonant sound.
在发子音为首的单字前用a。