Screw out the oil plug while filling, and screw down as finished.

注油时, 将油塞旋下,注油毕,再将油塞旋上拧紧.

互联网

Under the tires of people were also under the screw out.

下车胎的人居然将螺丝也都下掉.

互联网

Make a screw out of the curve shown below using a standard Revolve.

在曲线外制作螺钉的模型,用标准旋转如下图所示.

互联网