| 1. | I have a cavity in one of my lower back teeth and it hurts
我的下颚后面有一棵牙齿有个洞，而且会痛。 |
| 2. | Doctor : i can begin to make your new teeth after the gums have healed from the extraction of the back teeth
医生：您拔除后牙后，伤口愈合一个月，我开始制作假牙。 |
| 3. | Clean back teeth with it and remember cleaning the inner side of the last teeth which is not next to teeth . periodontal diseases can induce many diseases
4用牙线清洁后牙不要忘记用牙线清洁后牙的最后一颗牙的里端。 |
| 4. | Hm . . . your teeth look pretty good , but there ' s quite a bit of plaque behind your front teeth and around your back teeth . do you floss every day
唔… …你的牙齿看来相当好，但门牙背后和后面的牙齿周围有好些牙石，你有每天用牙线吗？ |
| 5. | A ： hm . . . your teeth look pretty good , but there ' s quite a bit of plaque behind your front teeth and around your back teeth . do you floss every day
唔… …你的牙齿看来相当好，但门牙背后和后面的牙齿周围有好些牙石，你有每天用牙线吗？ |
| 6. | For a nation has come up over my land , strong and without number ; his teeth are the teeth of a lion , and he has the back teeth of a great lion
6有一队蝗虫原文是民又强盛、又无数、侵犯我的地?的牙齿如狮子的牙齿、大牙如母狮的大牙。 |
| 7. | Dental sealants can provide a further layer of protection against cavities . the plastic coating is painted on the grooved chewing surfaces of the back teeth
牙科封闭剂可以形成额外的保护层以抵御龋坏。方法是在后牙的窝沟表面涂布树脂覆盖料。 |
