非常好的墨水筆 very nice ink pen
漂亮的墨水筆,可以用來素描/塗鴉
可以編輯開始和結束的線寬速度
可能需要根據自己的喜好調整不透明度
Nice ink pen that you can use to sketch/doodle
Can edit line width speed in starting and ending
Might need to adjust opacity to your liking