retroflexion
美 [ˌretrə'flekʃən]
英 [ˌretrəʊ'flekʃən] 
- n.翻转;【医】子宫后屈;【语】卷舌(音)
- 网络反曲;儿化;卷舌性
英汉解释
英英解释
例句
Cushion can turn over changeover to use, answer to retroflexion every week, make wear away to distributing equably .
垫子可翻转换用,应每周翻转一次,使磨损均匀分布。
Also should avoid to retroflexion alone mattess, in order to avoid factitious Shi Li undeserved, and scathing body and mattess.
也要避免单独翻转床垫,以避免人为施力不当,而损伤身体和床垫。