Read Edit View history 毫微米 háowēimǐ millimicron Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 毫微米 · háowēimǐ · millimicron 2026/03/04 毫微米 háowēimǐ millimicron millimicron or one-millionth of a millimeter 科学家在研究毫微米级别的材料。 created sense Mar 4, 2026, 02:25 AM