1·However, we should not blame those who cannot speak well because of a physical defect such as a natural lisp, stutter or dyslexia.
不过，因身体缺陷如天生口齿不清、结巴、诵读困难等而不能讲好英语者，我们不应当责怪。
2·He always has a sort of speech impediment, which gave him a slight lisp, when he was public speaking, and this denture was designed to compensate.
他说话总有一些吃力，在作演讲的时候会有轻微的口齿不清，而这个牙套就是设计用来弥补这种不足的。
3·The reason the lisp is often written with a th-sound is that it's pretty impossible to write a fronted [s] with a normal keyboard.
口齿不清经常被误写为th音的原因是因为用一个普通键盘打出前移s音太困难了。
4·Your manicure will lisp softly that your left forefinger reminds her so much of a gentleman's in Richmond, Va.
美甲师会口齿不清地柔声说道，你的左手食指让她想起一位来自弗吉尼亚州里士满市的绅士。
5·Perhaps they have a lisp, or they have a peculiar accent or pitch of voice.
可能是他们的口齿不清，或者是独特的口音或语调。