珍珠岩 zhēnzhūyán perlite Definitions Defs Origin Strokes Stroke Words Sentences Sents 珍珠岩 zhēnzhūyán perlite Frequency Written text 0.174 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
珍珠岩 zhēnzhūyán perlite Frequency Written text 0.174 per million Sources Definitions CC-CEDICT Frequency data BCC Corpus (BLCU)
