为什么我们不能存港币呢？
存港币也不可以么？[{'character': '存', 'pinyin': 'cuen2', 'highest pitch': 11.19, 'lowest pitch': 8.89, 'duration': 0.31, 'prosody hierarchy': 'null'}, {'character': '港', 'pinyin': 'gang3', 'highest pitch': 11.51, 'lowest pitch': 5.95, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '币', 'pinyin': 'bi4', 'highest pitch': 10.69, 'lowest pitch': 7.97, 'duration': 0.27, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 8.08, 'lowest pitch': 6.44, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '不', 'pinyin': 'bu4', 'highest pitch': 7.77, 'lowest pitch': 6.61, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '可', 'pinyin': 'ke2', 'highest pitch': 7.86, 'lowest pitch': 6.61, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '以', 'pinyin': 'i3', 'highest pitch': 8.24, 'lowest pitch': 6.68, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '么', 'pinyin': 'me5', 'highest pitch': 7.37, 'lowest pitch': 6.09, 'duration': 0.35, 'prosody hierarchy': '#4'}]