Home/picosecondpicosecond/pee-kuh-sek-uhnd, pahy-/US // ˈpi kəˌsɛk ənd, ˈpaɪ- //UK // (ˈpiːkəʊˌsɛkənd, ˈpaɪkəʊ-) //皮秒,皮秒级,微秒,皮秒级的Definitionsn.名词 noun1: one trillionth of a second. Abbreviation: ps, psecLevel 5Browse all words →