n. 理由, 原因, 理智, 道理, 前提, 理性
vt. 说服, 推论, 辩论
vi. 推论, 劝说, 思考
英文释义
n. a rational motive for a belief or action
n. an explanation of the cause of some phenomenon
n. the capacity for rational thought or inference or discrimination
n. a fact that logically justifies some premise or conclusion