drawing thread退: retreat; draw back; move bac ...刀: knife; sword螺: spiral shell; snail; conch蚊: mosquito退刀: retract; tool backlash movement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:退刀螺蚊，即可在微信中查询翻译
