frame crank press

例句：

1. 1. The car has a sturdy frame that can withstand heavy loads.
   这辆车有一个坚固的框架，可以承受重载。
2. 2. The scientist designed a new frame for the machine to improve efficiency.
   科学家为机器设计了一个新的框架以提高效率。
3. 3. The old house had a wooden frame that was rotting away.
   那所老房子有一根木制的框架正在腐烂。
4. 1.The crank handle on the bicycle is where you turn it to start the engine.
   自行车上的曲柄把手是您用来启动引擎的地方。
5. 2. The crankshaft is the part of the engine that turns the pistons.
   曲轴是发动机中转动活塞的部分。
6. 3. The crankshaft is responsible for turning the wheels of the car.
   曲轴负责转动汽车的轮子。
7. 1. Press the button to release the brakes.
   按下按钮来释放刹车。
8. 2. The printer uses a high-pressure system to print documents.
   打印机使用高压系统来打印文档。
9. 3. Press down firmly on the paper to make it flat.
   用力压纸使其平整。