1. 曲：这个概念的提倡者指出牙齿扭曲(flexure)在牙颈部引起张力和压力,导致牙釉质的碎裂和最后的组织丧失. 传统上认为单独由机械磨损引起的牙颈部损害有明显的边缘,硬而平滑的表面. 如果酸亦存在,损害较为圆钝和表浅.
2. 挠曲：flexibility 展曲性 | flexure 挠曲 | flint 打火石
3. 弯曲,挠曲：flexural stress 弯曲应力;挠曲应力 | flexure 弯曲;挠曲 | flint gun 火石枪;火石点火器
4. 弯[挠]曲：flexible shaft 挠性[软]轴 | flexure 弯[挠]曲 | flip-flop (货箱)可开启[放下]的
flexure什么意思
noun
1. act of bending a joint
especially a joint between the bones of a limb so that the angle between them is decreased
Synonym: flexion
2. 911查询·英语单词
2. an angular or rounded shape made by folding
e.g. a fold in the napkin
a crease in his trousers
a plication on her blouse
a flexure of the colon
a bend of his elbow
Synonym: fold crease plication crimp bend
3. the state of being flexed (as of a joint)