Saving Bank儲蓄銀行;
Service Bulletin業務公報;
Service Bureau 維修處, 服務局;
Side-Band 邊(頻)帶;
Simultaneous Broadcasting 同時廣播, 聯播;
Solid Body 固體;
Soot Blower 煙灰吹除機;
Sound Bearing 聲音方位, 音源方位;
Splash Block 防濺擋板;
station Break電臺間斷;
Switch Board開關板, 配電盤 ......