outward diffusion

• 外扩散

outward diffusion的用法和样例：

例句

1. A pebble tossed into a pond makes an impact, creating a ripple that radiates outward.
   将一颗小石头丢进池塘里，会造成影响，会形成一个向外扩散的涟漪。
2. The experiment data proved that this kind of reaction was kinetically controlled and the internal diffusion limitation can be neglected.
   提出了搅拌釜中克服外扩散的方法和条件，实验证明了反应过程为动力学控制，内扩散影响可以忽略。