connect heahest or activate loudspeaker连接: connect; fit together; link; ...耳机: earphone; headphone; receive ...或: nǎi-.激活: activation; sensitization; a ...扩音器: megaphone; loud-speaker; aud ...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:连接耳机或激活扩音器，即可在微信中查询翻译
