Tooth 牙齿
Children are generally fond of sweet food. How about you? Do you have a sweet tooth, too? If you do, you must be aware of having bad teeth. You want to have a fine set of teeth, don't you ? Then you must refrain from eating too much sweet food and clean your teeth every day.
“The bully shows his teeth”, You must not think he is proud of his fine set of teeth. In fact, he is acting threateningly , trying to scare someone.
小孩子一般喜欢吃甜。你呢?你也喜欢吃甜食(have a sweet tooth)吧?要是这样,你得当心蛀牙哦!你希望有(a fine set of teeth)一副好牙齿,对吧?那么你就不要多吃甜食,而且要天天刷牙。
The bully shows his teeth,你可不要以为那恶人为自己那副好牙齿而自豪,其实他在摆威吓的姿态,企图吓唬人呢。