As the height of the magnetic barrier is slowly lowered, the fastest atoms leave the bottle and the remaining gas rethermalizes via elastic atomic collisions at lower and lower temperatures.

由于磁化空腔的效能慢慢降低，那么那些速度还很快的原子就很容易逸出，而其余的气体粒子在不断的碰撞中消耗能量，使得温度降低。

youdao

The propeller is usually mounted on a mast behind the pilot and raised for take-off (or to gain more height or distance once airborne) and then lowered back inside the fuselage.

这种螺旋桨通常装在飞行员后面的一个桅杆上，起飞的时候升起（或在帮飞机实现更高的高度或航程的时候），随后收入机身。

youdao

Moreover, the cantilever height of roof edge was artificially lowered to investigate its effect on the mean wind loads.

此外，通过降低悬挑部分的高度以研究几何参数变化对平均风荷载的影响。

youdao

The Moscow city government lowered the maximum allowable height of buildings in the historic center of the city from 100 to 75 meters, although buildings which are already under construction will not be lowered.

FORBES: Moscow's Awful New Anti-Growth Height Limit