手绘 这个词用英语怎么说?

hand drawing
hand painting
free-hand sketch
manual drawing
例句：
By the introduction of the history,characteristics,displaying ways and the technology of silk hand drawing,the paper tells about the beauty of silk hand drawing.
通过对丝绸手绘的历史、特点、表现技法、工艺技术等几方面的探索 ,阐述了丝绸手绘所具有魅力。

hand drawing

paint by hand（动词）

handcraft
hand-painting（名词）

hand-painting
handcolored