[化] 难以加工的; 难以控制的; 难以管理的

1. difficult to use or handle or manage because of size or weight or shape

<adj.all>
we set about towing the unwieldy structure into the shelter
almost dropped the unwieldy parcel

2. hard to control

<adj.all>
a difficult child
an unmanageable situation

3. difficult to solve or alleviate

<adj.all>
uncontrollable pain

4. incapable of being controlled or managed

<adj.all>
uncontrollable children
an uncorrectable habit