He had all the window frames in the room remade.他把房间里所有的窗框都翻新了。The frames are secured by horizontal rails to the back wall.框架用横杆牢牢固定在后墙上。He did not pot a ball for the next two frames.他在接下来的两局中一杆未进。...
Latitudes are the lines that go from east to west.纬线是从东到西的线.But the midrange latitudes in the Northern Hemisphere do experience a change.但北半球的中维度地区不会体验到什么变化.Both Perseus and Cassiopeia are considered circumpolar from nor...