down drag pressure下: below; down; under; undernea ...曳力: drag force曳力: [物理学] drag force下曳根: pull-root下曳索: cunningham; downh^_^l; downhaul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:下曳力，即可在微信中查询翻译
