后退

In recent years, there has been a resurgence of interest in the development of hybrid rocket engines for advanced launch vehicle applications.

然而由于混合发动机的结构特点，如不采取特殊的措施，混合发动机的燃烧效率和燃面后退速率都很低，因此，开展混合发动机燃烧和燃速特性研究就显得尤为重要。

When his violin began to sing," Mr. Byland told the biographer Carl Seelig,"the walls of the room seemed to recede — for the first time, Mozart in all his purity appeared before me, bathed in Hellenic beauty with its pure lines, roguishly playful, mightily sublime.

当他开始演奏小提琴时"，Byland对传记作者Carl Seelig说，"房间四周的墙似乎都往后退——莫扎特以其纯粹的音乐第一次出现在我面前，我沉浸在希腊之美当中，那是纯洁的诗句，有点淘气，有点嬉戏，但绝对美妙绝伦。

The international conference in Annapolis in December brought together a huge rollcall of participants to take this question forward and, in essence, they went backwards.

问题国际会议在安那波利斯，在12月聚集了巨大的rollcall与会者采取这个问题的提出，在本质上，他们后退。

Colors are widely used to manipulate our impression of roominess of a space and the slimness of a figure. It is commonly taught in art schools that certain colors give more advancing and expanding look than the others. However, this observation remains anecdotal and needs to be verified with quantitative methods.

色彩的前进后退以及膨胀收缩效果在色彩规划的实务工作上具有极为重要的份量，举凡利用配色来营造比实际来得宽阔的室内空间、比实际身材苗条的服装设计、或是在平面上制造深度感觉等，均可利用色彩的前进或膨胀特性来发挥。

All fell back to make way for the sufferers; and all, even the very rudest and most profligate , were struck with shame and silence.

群众立即后退，给这两个受苦人让路；连最粗野，最浪荡的人也感到难为情，静了下来。

Some unrealistically high targets, which it would do more harm than good to aim at, must be resolutely lowered, and some ill-managed enterprises which run at a heavy loss must be consolidated within a certain time span or even temporarily shut down so that consolidation can be carried out.

但是局部的后退是必要的，有些不切实际的和对整个经济害多利少的高指标要坚决降下来，有些管理不善、严重亏损的企业要限期整顿，甚至于停下来整顿。

With Yao's traditional rurality, I felt fresh and peaceful.

醉了我的心，醉了我多年的梦，醉了我的前进和后退

Review your strengths — like what you ' ve got that can move you ahead ; weaknesses — like those things you have or do that are holding you back ; opportunities — things you can pursue at the company or in the industry ; andthreats — things that can derail you or sabot age your career advancement .

回顾自己的优点-诸如某些你已具备的可推动你前进的东西；弱点-诸如某些你身上残留的或做过的会拉你后退的东西；机会-可让你继续留在公司或这个行当的东西；以及威胁-会干扰你或破坏职业发展的东西。

Mr. Schnabel stepped back and ordered all bystanders to leave the studio.

施纳贝尔往后退，命令所有旁观者离开工作室。

The lion began to shake with fear and back away,no longer hungry.

突然那只狮子开始恐惧地颤抖并后退，饥饿感荡然无存。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。