词典论坛联络

   英语
Google | Forvo | +
 英语 词库
helicopter ['helɪkɔptə] 名词
军队, 缩写 h/c; hcptr; hel; helo; heptr; heli
航空, 加拿大 A power-driven heavier-than-air aircraft that derives its lift in flight from aerodynamic reactions on one or more power-driven rotors on substantially vertical axes