哇，我没想到巨型铆钉会这么重要！
巨型铆钉稳固了基坑，奠定了基础。[{'character': '巨', 'pinyin': 'jv4', 'highest pitch': 10.9, 'lowest pitch': 9.9, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '型', 'pinyin': 'xing2', 'highest pitch': 10.21, 'lowest pitch': 8.97, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '铆', 'pinyin': 'mao3', 'highest pitch': 10.21, 'lowest pitch': 5.84, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '钉', 'pinyin': 'ding1', 'highest pitch': 9.84, 'lowest pitch': 5.84, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.12}, {'character': '稳', 'pinyin': 'uen3', 'highest pitch': 7.8, 'lowest pitch': 6.16, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '固', 'pinyin': 'gu4', 'highest pitch': 10.57, 'lowest pitch': 9.75, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 9.75, 'lowest pitch': 6.43, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '基', 'pinyin': 'ji1', 'highest pitch': 10.19, 'lowest pitch': 6.43, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '坑', 'pinyin': 'keng1', 'highest pitch': 8.76, 'lowest pitch': 7.09, 'duration': 0.34, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.12}, {'character': '奠', 'pinyin': 'dian4', 'highest pitch': 9.15, 'lowest pitch': 7.48, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '定', 'pinyin': 'ding4', 'highest pitch': 8.22, 'lowest pitch': 6.7, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 9.75, 'lowest pitch': 5.95, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '基', 'pinyin': 'ji1', 'highest pitch': 10.19, 'lowest pitch': 5.97, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '础', 'pinyin': 'chu3', 'highest pitch': 12.82, 'lowest pitch': 11.62, 'duration': 0.37, 'prosody hierarchy': '#4'}]