The base of scoin is cut diagonally to expose a large oval of cambium.接穗的基部被切成斜形,暴露出椭圆形的大圈形成层.The callus originated from several parts , but mainly from cambium.愈伤组织是多起源的, 但主要源于形成层.A tissue produced inwardly by the cork ...
There has been a recent upsurge of violence in the area.近日应该应该该地区暴力事件急增.The taxpayer are unfavourably disposed towards the recent tax increase.纳税者对最近的增加税收十分反感.Few contests in the recent history of British boxing have bee...