Diffusion coefficient

diffusion [dɪ'fjʊʒən]

n. 扩散;<物，化>扩散;传播;<人>（文化等的）传流;

dif分开+fus流，泻+ion名词后缀→ 普及；弥漫

coefficient [,koɪ'fɪʃnt]

n. 系数;（测定某种质量或变化过程的）率;程度;协同因素; adj. 共同作用的;合作的;

co共同+ef出+fici做+ent...的 → co共同+efficient做出来=有效的 → 一起有效的 → 系数

Shall we have a chat in the sitting room over the tea for a while?

我们在客厅呆一会儿，喝茶聊天好吗？

The darkest hour is that before the dawn.

黎明前是最黑暗的时刻。

Finding a job is not the same as choosing a job. Many young people end up in a job to which they are not suited. Chance may play a more important part than decision. So here are a few steps to help you think about jobs which you might enjoy doing

找一个工作不同于选择一个工作。许多年轻人最终却干了并不适合他们的工作。"机会可以比"决定起着更重要的作用。所以这里有几个步骤，帮助你中学或大学毕业后考虑从事你可能喜欢做的工作。