1·The severing at these points causes nerve damage that makes the wrist flex and the fingers curl up in the manner of a waiter taking a backhanded tip.
这些在这几个点上的切割造成神经损伤以至于是手腕弯曲手指卷起就像是服务员拿背后的小费这个动作。
2·Have a friend flex your foot, bending it down toward your knee.
让一个朋友对着你的膝盖弯曲你的脚。
3·During yawning, the walls of the maxillary sinuses (located in the cheeks on each side of the nose) flex like bellows and help with brain cooling, according to the researchers.
这两位研究人员表示，在打哈欠时，上颌窦的壁部(位于鼻子两边的脸颊上)像风箱一样弯曲，帮助大脑降温。
4·The unshod runners' style causes more flex in the foot's springlike arch ankle and knee and engages more foot and calf muscles blunting the impact on the body and making for a more comfortable "ride."
赤足的姿势引起了足部海面拱体、踝骨和膝盖更大的弯曲，更多地利用了足部和腿肚上的肌肉的力量，从而减弱了冲击对人体产生的影响，使人跑起来更舒服些。
5·First up are revisions to the engine mount brackets that optimize chassis flex and improve handling.
首先登场的是安装在发动机支架，优化调整底盘弯曲和改善处理。
1·The author pointed out that tubing anchor can not only control the tubing flex , but also improves force status , prolong the using life of tubing strings .
指出油管锚（油管张力锚除外）不仅可以控制管柱的伸缩，而且可以改善管柱的受力状况，延长油管的使用寿命。
2·The unique flex and compression properties of polyurethane provide industrial solutions for high-impact operations, intense load-bearing applications and harsh operating environments.
聚氨酯独特的伸缩和压缩性能，为高压，强负载和苛刻工作环境的工业提供了解决方案。
3·The flex item's main size property is either the width or height property, whichever is in the main dimension.
一个伸缩项目的主轴属性是在主轴方向上的长或者宽属性。
4·Saw Wheel are uphold by double arm. single arm can flex and to adjust the deflection of saw blade.
锯轮采用双臂支撑，单臂可微动伸缩，方便调整锯条偏摆。
5·The width or height of a flex item, whichever is in the cross dimension, is the item's cross size.
伸缩项目在侧轴方向上的长或者宽是它的侧轴尺寸。
1·Excellent flex fatigue resistance - excellent UV resistance the excellent definition of the sections with of the Extrudes thin.
优良的电线使抵抗疲劳-优良的紫外线抵抗用优良的定义挤出瘦的区段。