Ministry of Education 《Revised Mandarin Chinese Dictionary》

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Word	熱膨脹
Bopomofo	`ㄖㄜ^ˋ` `ㄆㄥ^ˊ` `ㄓㄤ^ˋ`
Hanyu pinyin	rè péng zhàng
Interpretation	物體因溫度升高而體積增加的現象。