liaison and rescue helicopter通信: communication; communicate b ...救援: rescue; come to sb.'s help救援直升机: rescue helicopter北极救援直升机: arctic rescue helicopter本场救援直升机: local-base rescue helicopter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:通信救援直升机，即可在微信中查询翻译
