常見例句But certain stars, called pulsars, give off regular pulses of radio waves.但有些恒星，所謂的脈沖星，會有規(guī)律地發(fā)出射電波脈沖。We expect that Fermi will discover dozens of new pulsars within its first year.我們預(yù)期在它的第一年里費爾米能夠發(fā)現(xiàn)更多的這種新的脈沖星。 返回 pulsars