root cause 根本原因
square root 平方根
family roots 家族根源
deep roots 深厚的根基
A: Can you find the roots of the problem?
A:你能找到问题的根源吗?
B: I am trying to trace them now.
B:我正试着追溯它们。
1) 植物的根
2) 事物的根源
3) 基础或起源
1. 植物的根
2. 根源,起源
noun
1. The part of a plant that grows underground; the origin or basis of something.
Synonym: origin, source, basis