with a guilt conscience;afraid of being found out; lacking in self-confidence;diffident
心虚
❶afraid of being found out;with a guilty conscience; nervous
❷lacking in selfconfidence;timorous;diffident
做贼～。A thief is bound to be nervous.or:A thief has a guilty conscience.or:A guilty conscience is a self-accuser./理亏～ feel apprehensive for not being on solid ground;have a guilty conscience
心虚xīn xū
❶cardiac asthenia; heartdeficiency
❷asthenia of cardiac qi;deficiency of heart-qi