valid
例子
Your passport must be valid for at least six months to enter the country.
02
有效的, 有根据的
(of an argument, idea, etc.) having a strong logical foundation or reasoning
例子
The decision to implement the new policy seemed valid after a careful analysis of its potential benefits.
在仔细分析了其潜在好处后，实施新政策的决定似乎是有效的。
词汇树
invalid
validate
validly
valid
