如何使用 "teeth" 造句

1. Bad teeth can be painful -- and worse .
坏牙会很痛乃至更糟。
2. His israeli opponents on the left are gritting their teeth .
他在以色列国内的左翼反对党者们牙关紧咬。
3. Scientists say the diet of prehistoric humans probably required more chewing teeth .
科学家们表示,史前人类的饮食可能需要更多咀嚼齿。
4. They are actually baring their teeth .
但实际上,他们只是不想露牙而已。
5. Or you look in the mirror and your teeth are all missing .
抑或你一照镜子发现你的牙全都不见了。