लंबे समय तक

专门配备用于将病患或伤者送往医院的车辆。

关于饮食或营养的。

A person who is an expert on diet and nutrition.

A plan for what to eat; diet plan.

Intensive Care Unit, a specialized hospital ward.

Sudden, accidental, emergency.

眼科医生。专门治疗眼睛疾病的医生。

The deliberate modification of the characteristics of an organism by manipulating its genetic material.

为受遗传疾病影响或有遗传疾病风险的个人或家庭提供建议的过程。

构成基因的DNA序列的永久性改变。