Vaild
[法] 有效的, 经过正当手续的, 正当的
🗣️ 情景例句
when I said we couldn't ask for anything more.
在我说我们再没什么可求的了的时候。
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
You'll have to wear this hard hat for the tour.
参观时必需戴上这安全帽。