This way if you are not exact in your cutting, the white ink blends with the bag, leaving room for a few mistakes!
如果你还不能很精确地用刀，白色的印泥会和袋子的颜色融合，这样割错一些地方也不用担心！
When the pen is used, people can clearly see the residual ink in the pen from the transparent ink bag, which is convenient for people to supplement ink at the right time.
使用时，透明的墨水囊可以让人们随时清 楚地了解笔内剩余的墨水量，便于人们在合适的时间补充墨水；
When the pen is used, people can clearly see the residual ink in the pen from the transparent ink bag, which is convenient for people to supplement ink at the right time.
使用时，透明的墨水囊可以让人们随时清 楚地了解笔内剩余的墨水量，便于人们在合适的时间补充墨水；
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