In turn, those genetic abnormalities may give rise to birth defects or health problems in a child, or make it impossible for an embryo to develop normally.
然后这些基因异常会导致出生缺陷或新生儿的健康问题，或者影响胚胎的正常发育。
These can both eventually cause problems with how the teeth grow and develop. And this may need treatment with a brace when the child gets older.
这两种习惯都可以最终造成牙齿生长和发育的问题，宝宝长大后可能需要牙齿矫正治疗”。
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