[ril]
rill
n. 小河
vi. 小河般地流

例句与用法:

  1. The water in this rill is very clean.
    这条小溪里的水非常清澈。

英英解释:

名词 rill:

  1. a small stream
  2. 同义词:rivulet, run, runnel, streamlet
  3. a small channel (as one formed by soil erosion)