您要查找的是不是：
- Start the circulation. 开始打循环。
- Harvey discovered the circulation of the blood. 哈唯发现了血液循环。
- Be careful how you start the personal computer. 要注意怎样起动个人计算机。
- You'd better set a goal before you start the drill. 练习开始前，你最好设定一个目标。
- Press this button to start the engine. 按这个按钮开动引擎。
- I never discovered how to start the engine. 我怎麽也学不会发动 引擎。
- When you start the car, make sure it is in neutral. 确定在空档才发动车子。
- The circulation of gossip is abhorrent. 传播流言蜚语是可恶的。
- Do you start the day with a yawn instead of a smile? 你每天是不是以一个哈欠开始工作，而不是满面笑容？
- We observed the circulation of blood in frogs. 我们观察了青蛙的血液循环。
- What's the circulation of this magazine? 这杂志发行量怎么样?
- The first lesson in driving is how to start the car. 学驾驶汽车的第一课是启动。
- The circulation of blood was discovered by Harvey. 血液循环是哈维发现的。
- Is the circulation desk open every day? 借书处每天开放吗?
- Be careful how you start the motor, it sometimes kicks back. 发动摩托要小心，它有时会反冲的。
- It sets up the circulation for the day. 这样可以促进血液循环，有利全天工作。
- He climbed into the cockpit and started the engine. 他爬进座舱，把发动机开动起来。
- The circulation of gossip is vicious. 传播流言蜚语是可恶的。
- How is the circulation of this paper? 这份报纸的总发行量是多少？
- Do you know how to start the motor? 你会启动马达吗?
