double graftingdouble working二重: two-fold; double接: come into contact with; come ...二重接法: double connection二重接缝: felling重接: halved joint; overplugging; reconnection; rejoin; subinoculation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:二重接，即可在微信中查询翻译
