Flashes pulsate as he poses with a giant cardboard check for around $ 3.4 million .
随着他摆好姿势举起大约340万美元的巨大支票板，镁光灯一片闪烁。
The hot core collapses and begins to pulsate , eventually shedding its outer layers of gas to set the stage for the birth of a planetary nebula .
恒星高温的核心坍缩，并开始有规律的振动，最终气体外层迸散，为行星星云的形成提供了有利条件。
Among other things , it will note anything that changes , including stars that pulsate , stars that explode , potentially dangerous near-earth asteroids - and kuiper belt objects that move and , maybe , brighten or dim in unexpected ways .
