kern distance

• 核心距

kern distance的用法和样例：

例句

1. A distance education system can support lifelong learning.
   遥距教学能够支援终生学习。
2. Erratics ate boulders transported by glaciers and deposited some distance from their point of origin.
   漂砾是由冰川搬运并在距发源地一定距离的地方堆积的巨砾。