预告的英语翻译: foretell; harbinger; announce; forerun; foreshow; preacquaint; vaticinate【法】 warn; warning 讯号的英语翻译: 【电】 a-n signal a-n; sign; signal 装置的英语翻译: device; apparatus; fitting; installation; setting; unit【计】 blaster; U【化】 equipment; set; set up; settin...