grooved drum槽: trough; manger纹: lines; veins; grain圆筒: cylinder; barrel; drum圆筒沟纹剥皮机；沟纹圆鼓: grooved drum; grooveddrum槽纹: furrow; groove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:槽纹圆筒，即可在微信中查询翻译
