Biphone
电话耳机, 飞行帽耳机
🗣️ 情景例句
Technology may bring breakthroughs to many currently incurable diseases.
科技能给现在无法治愈的疾病带来突破。
A wise man changes his mind, a fool never will.
智者通权达变，愚者刚愎自用。
Now that a tunnel ahs been built through the mountains, the Pass is less dangerous,
如今由于山里开挖了隧道，翻越山口已不那么危险了。