退缩

But within all this reaim of lack of choice,we must choose how we shall live,courageously or in cowardice,honorably or dishonorably,with purpose or in drifty.

但是，在这个缺乏选择余地的王国里，我们必须选择怎样生活，是勇敢的面对还是胆怯退缩，是自尊自强还是苟且偷生，是胸怀目标还是随波逐流。

When Margaret realised she would have to give up her royal status to marry a divorcee, she backed out.

然而，当玛格丽特意识到如果她嫁给一个离婚者，就必须放弃她的王室身份，于是她退缩了。

When to give him an extra doughnut, when to hold back.

什么时候给他一个额外炸面圈，什么时候要退缩

Those who have seen your face draw back in fear ...

那些曾看过你面貌的人恐惧地退缩了。。。

Those who have seen your face, Draw back in fear.

那些见过你的脸的人，在恐嚇中退缩

Now you may think that I drew back --but no.

现在你可能以为我会退缩，但你错了。

Gradually turned into two feet to walk upright, hand, foot and division of labor, will use stones, sticks and other natural tools; body structure compared with Dryopithecus progress, dental arch into the arch, the teeth arranged more closely, canines are not prominent, molar greater occlusal surface, the dolphin's back back, stands about 1 meter, the brain is about 300 milliliters; mainly eat plants, and carnivorous.

逐渐变为两足直立行走，手足分工，会使用石块、木棒等天然工具；身体结构较森林古猿进步，齿弓成弧形，牙齿排列较紧密，犬齿不突出，臼齿有较大咬合面，吻部向后退缩，身高约1米多，脑量约300毫升；主要以植物为食，兼食肉类。

It illuminated that the TCP/HA coating and porous structure of 40μm and 70μm diameters played a role in preventing gingival recession epically.

说明TCP/HA涂层和孔径大小为40μm±5μm和70μm+5μm的多孔种植体表面对防止种植体周围牙龈根向退缩起一定的作用。

I want being strong for a long time ,but at the time of fall across difficuty and need quit some dear,i am afraid!

很想就这么强下去，但遇到困难和需要放弃一些宝贵的东西时我又退缩了。

We will not retreat, because we have strong energy and fearless spirit of sacrifice.

我们不会退缩，因为我们拥有旺盛的精力和无畏牺牲的精神。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。