Suddenly the shadow of a head flashed across the patterned window-panes again, and then there was a thud as the head bumped against the window, almost knocking it open.

• 忽然那花玻璃的窗上又有人头影子一闪，接着是拍的一声响，那人头撞在窗上，几乎撞开了那对窗。