单词：the how and the why
方法和理由
the how and the why的用法和样例：
例句
用作名词(n.)
- She considered all the hows and the whys of it.她考虑了做这件事的所有方法和理由。
- The Claimant's claim and the facts and reasons on which his claim is based.申请人的请求及所依据的事实和理由。