Helicograph
n. (畫螺旋曲線用的)螺旋規(guī)
??? 情景例句
And take measures to reinforce them. Please set your mind at rest.
并采取措施加固。請放心好了。
I wash his face and hands,and then I dress him.
我洗他的臉和手，并且我給他穿衣服。
That's a great idea!
好主意！