differentially-controllable elevons差动: differential action; differe ...操纵: operate; control; roll; stee ...升降: promotion and demotion副: assistant翼: the wing of a bird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:差动操纵升降副翼，即可在微信中查询翻译
