杯 水 車 薪 bēi shuǐ chē xīn : trying to put out a burning cartload of faggots with a cup of water - an utterly inadequate measure

不 夠 bù gòu : not enough; insufficient; inadequate

不 適 當 bù shì dàng : inadequate; unfit

不 足 bù zú : insufficient; lacking; deficiency; not enough; inadequate; not worth; cannot; should

當 [当] dàng : at or in the very same...; to pawn; suitable; adequate; fitting; proper; replace; represent

Big5: , Unicode: 7576 (當),
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