聚丁烯 jùdīngxī polybutylene Definitions Defs Origin Strokes Stroke Words Sentences Sents 聚丁烯 jùdīngxī polybutylene polybutylene; polybutene Frequency Written text 0.010 per million Sources Frequency data BCC Corpus (BLCU)
聚丁烯 jùdīngxī polybutylene polybutylene; polybutene Frequency Written text 0.010 per million Sources Frequency data BCC Corpus (BLCU)
