闭路自给式呼吸器closed circuit: 【无线电】闭路式(电视)。 apparatus: n. (pl. apparatus(es)) 1.器具, ...scba closed circuit a aratus: 闭路自给式呼吸器scba open circuit apparatus: 开路自给式呼吸器closed circuit anesthesia apparatus: 封闭循环式麻醉机下载手机词典可随时随地查词查翻译