ADJ-GRADED
有根據(jù)的;正當(dāng)?shù)?合理的
A valid argument, comment, or idea is based on sensible reasoning.
例句
They put forward many valid reasons for not exporting...
他們提出了很多不出口的正當(dāng)理由。
It is valid to consider memory the oldest mental skill, from which all others derive...
我們有理由認(rèn)為記憶是最原始的心智技能，所有其他技能都在此基礎(chǔ)上衍生出來(lái)。