Vaild
[法] 有效的, 经过正当手续的, 正当的
🗣️ 情景例句
You have to appreciate the work that has gone into this piece of art.
你不得不佩服他为完成这件作品所倾注的心血。
It is one thing to speak much and another to speak pertinently.
话讲得多是一回事，讲得恰当是另一回事。
Have they ever been there before?
他们以前去过那儿吗？