单词	nippings
释义	同nipping
随便看	signal， permanent glow signal， power signal， power demand signal， probe signal， psk signal， radom signal， scram signal， shutdown signal， shut-off signal ，sigital control signal， spread sectrum signal， square signal， ssb signal， step-function signal， time multiplexed signal， tv sign and countersign sign and currency symbol character sign and magnitude code sign-and-magnitude code sign and seal signans sign a petition sign approach signaries