adj.不适当的；不充分的

He has made an inadequate choice. 他做了一个不适当的选择。

I have found it both inadequate and misleading. 我发现这些资料写的既不够好,又使人产生误解。

His income is inadequate to meet the expense. 他入不敷出。

Maybe it is due to my inadequate revision. 可能是由于之前没有充足的复习

adv.不够地；不够好地