Drawing pins 图钉
同义词： thumbtack pushpin
以上来源于: WordNet
This system can realize the automation drawing respectively of thread standards and keys and pins.
该系统能实现螺纹联接件、键、销绘图自动化。
youdao
Remove the safety pins and drawing paper. You will see the outline of your drawing on the T-shirt.
把安全别针和绘图纸移走，你就会看到画的轮廓已经在T恤上了。
应用推荐
模块上移
模块下移
不移动