“超声波”造句

他测出了超声波穿过骨头的速度。
He measured the speed at which ultrasonic waves travel along the bone.

超声波扫描显示她怀了双胞胎。
Ultrasound showed she was expecting twins.

大多数处于妊娠期的妇女将被建议接受超声波检查，不过这不是强制性的。
Most women will be offered an ultrasound scan during pregnancy, although it's not obligatory.

• #超声波