n. (c./u.)名詞 (可數/不可數)即按即說The soldiers used PTT communication to coordinate their movements.
adj.形容詞即按即說的The PTT feature on the radio allowed for quick communication.
n. (c./u.)名詞 (可數/不可數)批踢踢實業坊 (臺灣的網路論壇)PTT is a popular online forum in Taiwan.
n. (c./u.)名詞 (可數/不可數)郵政、電報和電話In some countries, the PTT was a government-run monopoly.