Shrink: to become or to make something smaller in size or amount (使)缩小,收缩,减少
The tumour had shrunk to the size of a pea. 肿瘤已缩小到豌豆大小.
The market for their products is shrinking. 市场对他们产品的需求在减少.
There was a movie called 'Honey I shrunk the kids!'. 有部电影名叫《宝贝儿,我把孩子们缩小了!》.
Television in a sense has shrunk the world. 从某种意义上说电视把世界缩小了.
Efficiency: the quality of doing something well with no waste of time or money 效率;效能;功效 uncountable
improvements in efficiency at the factory 工厂效率的提高
I was impressed by the efficiency with which she handled the crisis. 她应变效率之高给我留下了深刻的印象.
Conservation: the act of preventing something from being lost, wasted, damaged or destroyed 防止流失(或浪费、损害、毁坏);保持;保护
to encourage the conservation of water/fuel 鼓励节约用水╱燃油
energy conservation 能源的节约
(close/near) at hand: close to you in time or distance (在时间或距离上)接近
Help was at hand. 援助近在咫尺.
The property is ideally located with all local amenities close at hand. 这处房地产的位置很理想,离当地的福利设施都近.