网络释义专业释义英英释义
Simple Machines and Tools 简单机械和刀具
Science Experiments with Simple Machines 简单的机械做科学实验
Early Simple Machines Set 早期简单机械
Simple machines in daily life 日常生活中的简单机械
柯林斯英汉双解大词典
simple machine
-
1.
N a simple device for altering the magnitude or direction of a force. The six basic types are the lever, wheel and axle, pulley, screw, wedge, and inclined plane 简单机械
双语例句原声例句权威例句
-
Levers and pulleys are simple machines.
杠杆和滑轮是简单机械。
-
Tolls are simple machines. We use them to do work.
工具是简易机械。我们用它们来干活。
-
Sometimes many simple machines are put together to make one complicated machine.
有时许多简单的使是合起来统一在参加复杂的机器尺寸上。
-
It's easy to see why you might think that sort of thing when you stick to simple machines.
你对于简单机器抱有这种想法,是很自然的事
应用推荐