rate of movement的用法和樣例：
例句
- A method of separating substances, especially proteins, and analyzing molecular structure based on the rate of movement of each component in a colloidal suspension while under the influence of an electric field.
電泳分離法分離物質(zhì)，尤指分離蛋白質(zhì)的方法，以及基于在電場(chǎng)作用下處于膠粒懸浮狀態(tài)的各個(gè)成分的運動(dòng)速度基礎上進(jìn)行的分子結構分析方法
