Protoyping
n. 原型;样机开发;研究
🗣️ 情景例句
Let's go to your favorite restaurant to commemorate this occasion.
我们去你最喜欢的餐馆来纪念这次活动？
You're wasting you breath.
你在白费口舌。
In the midst of all this movement, the weight and the pen would be still.
重物和笔都却不运动。