焊接种类variety: n. 1.变化,多样化 (opp. monotony, ...weld: n. 【植物;植物学】淡黄木樨草;(由淡黄木樨草采取的) ...the varieties: 可可的品种adapted varieties: 适宜品种canning varieties: 罐藏品种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:varieties of welding,即可在微信中查询翻译