我掏出钱包开始发钱。I got out my wallet and began to dole out the money.我在里兜里摸钱包和证件。I felt for my wallet and papers in my inside pocket.他掏出鼓鼓的钱包，抽出几张钞票。He took out his fat wallet and peeled off some notes....
以 飞点扫描 切削模式为基础,研制小光斑 飞点扫描 准分子激光角膜屈光矫正系统.The small scanning - excimer laser corneal system was developed based on flying - spot scanning model.摘要以飞点扫描切削模式为基础,研制小光斑 飞点扫描 准分子激光角膜屈光矫正系统.The small scanning - spot excimer lase...
The black mater metal plate is called a collector, there.这个黑色金属板叫做吸热器.In metal lubrication two distinct regions are recognized: boundary and hydrodynamic.在金属的润滑作用中存在两个不同区段: 边界和流体区.Getter - ion pumps decrease chamber pres...