inadequate
🇺🇸
/ɪnˈædɪkwət/
🇬🇧
/ɪnˈædɪkwət/
not enough or not good enough
The water supply was inadequate for the growing town.
供水不足,無法滿足這個不斷發展的城鎮的需求。
not able to handle something well
She felt inadequate when speaking in public.
她在公開場合發言時感到力不從心。