英语释义
1
n any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks
3
n an intricate organization that accomplishes its goals efficiently
4
n a device for overcoming resistance at one point by applying force at some other point
5
n a group that controls the activities of a political party
6
n a motor vehicle with four wheels; usually propelled by an internal combustion engine
7
v turn, shape, mold, or otherwise finish by machinery