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Chinese
膨润土 / 膨潤土 [péng​rùn​tǔ]
bentonite (mineralogy)
Notes
Example Sentences
Contains
膨
péng ふく.らむ 팽
to swell
土
tǔ つち 토
earth
潤
rùn うるお.う 윤
moist
膨潤
ぼうじゅん
swelling (with fluid)