In experimenting we find out that sound travels with different velocities through different substances.在实验中,我们发现声音以不同的速度通过不同的物质而传播.A gas in thermal equilibrium has particles of all velocities.处于热平衡的气体,其粒子有一切速度.At high ga...
All flights to Lanchow had been cancelled until further notice.所有飞往兰州的航班都已取消，何时恢复另行通知。The domino effect if one train is cancelled is enormous.如果一班火车被取消，其连锁反应将是巨大的。The goal was cancelled out just before half-time by Craig...
他又是握手，又是拍背，像个政客一样把一屋子的人都笼络了一番。He worked the room like a politician, gripping hands, and slapping backs.破裂的水管喷了一屋子的水.The broken pipe spouted water all over the room.零七八碎的东西放满了一屋子.The room is cluttered up with all kinds of...