angle of pitch翼: the wing of a bird间: space in between; opening角: role; part; character螺距: pitch; flight lead; pitch of ...螺距角: angle of pitch; pitch angle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:翼间角, 螺距角，即可在微信中查询翻译
