The mechanism of this anomalous vascular response is unknown.此种不规则的血管反应的机制尚不清楚.Male - sterility mainly results from the abnormality of mesospore, tapetum tissue and vascular bundle.中层组织 、 绒毡层组织及药隔维管束异常均是雄性败育的因素.Objective...
Albany natives know him simply as'the birdman '.奥尔巴尼当地人干脆叫他'护鸟人'.Clues and leads were being followed up from Albany to Oakland.从奥尔巴尼到奥克兰的一切线索和疑点都在追查之中.He wondered whether he were harbouring " love "&#...
Crows circled overhead, looking for carrion.乌鸦在头顶盘旋,寻觅着腐肉。Carrion crows bewail the dead sheep and then eat them.乌鸦吃死羊,先要哭一场;猫哭老鼠假慈悲.Bald eagles snatch fish at the water surface, rob osprey of fish, and eat carrion.白头海雕常掠...