The conventional 468 x 60 banner is slowly being replaced by larger and different shaped items, that may for example run down the right-hand side of a screen, and have far more room for content.
传统的468 x 60横幅正逐渐地被更大和不同形状的广告所取代，比如靠右手边的荧幕的下滑广告，同时有更大的内容空间。
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The picture, taken with upgraded Hubble's powerful new camera, shows a mysterious X-shaped pattern with trailing streamers of dust that suggest the collision was head-on, say experts.
To that end the Hubble Space Telescope often proves handy for discovering celestial objects shaped like everything from a sea horse, the letter X, tadpoles and flying saucers.