sls旁: side视: look at声: sound; voice旁视声纳: side looking sonar; side sonar; side-looking sonar声呐: asdic; sonartv sonde; sound navigation and ranging; sound operation navigation and range下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:旁视声呐，即可在微信中查询翻译
