a turning or tilting backward of an organ or body part;
"retroversion of the uterus"
an articulatory gesture made by turning the tip of the tongue back against the roof of the mouth
the act of bending backward
例句
用作名词 (n.)
The retroflexion of the lineshapes is illustrated by combining the polarization theory and the balance probe theory, which is in good accordance with the experiment. 通过结合偏振理论与平衡探测理论,对线型翻转现象进行了解释,理论与实验符合得很好。