correctional screw改正: correct; amend; put right螺旋: corkscrewspin; screw; spiral ...正螺旋: positive spin; right-handed screw矫正螺旋桨: propeller blocking校正螺旋: correction screw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:改正螺旋，即可在微信中查询翻译
