| 1. | Ultrasonography ? ? this will reveal the degree of dilatation of the renal pelvis and calices and allows for diagnosis of hydronephrosis in the prenatal period
超声显像：它可展示肾盂及肾盏的扩大程度，及可在胎儿期诊断肾积水。 |
| 2. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
出生前和青春期是大脑发育的关键时期，吸烟一直与青少年的记忆力和注意力有关。 |
| 3. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
出生以前和青春期时脑部发育的关键时期，吸烟会导致青少年的记忆和注意力问题。 |
| 4. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
出生前和青春期是大脑发育的关键时期，而抽烟同青少年记忆力和注意力问题有联系。 |
| 5. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
出生前和青春期都是大脑发育的重要阶段，吸烟与青少年的记忆力和注意力问题有关。 |
| 6. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
婴儿在母体的发育期和青少年时期都属于其脑力发展的重要阶段。吸烟影响了孩子们的记忆力和注意力。 |
| 7. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
在孕期和青春期对于大脑的发育是关键时期，吸烟与十几岁的青少年在记忆力和注意力上出现的问题有关 |
| 8. | Both the prenatal period and adolescence are critical times in brain development and smoking has been linked to memory and attention problems in teens
出生以前和青春期发育都是大脑发育的关键时期。这时吸烟已经与青少年的记忆力和注意力的问题联系起来。 |
