墨水筆 (mak6 seoi2 bat1) — an ink pen | also 水筆 in Cantonesemakˍ₆墨seoiˊ²水batˉ¹筆简 墨水笔Mandarin Pinyin: mo4 shui3 bi3Meaning of 墨水筆nounan ink pen | also 水筆