An absenceofheart tones by Doppler after 12 weeks is characteristic.
其特征是12周后多普勒未及胎心音。
2
While it's too soon for the researchers to establish a direct link between the consumption of teaand the absenceofheart disease, they do recognize the natural protective properties of thedrink.
虽然研究人员在饮茶和没有心脏病之间建立的直接联系为时尚早,但是他们确实认识到茶的天然保护特性。
3
The absenceof bodies put your heart in your throat, understanding how great the loss must be.