sessile中文什么意思

adj.
【生物学】
1.无柄的；无腹柄的。
2.固着的；座生的。
+更多解释...短语和例子
a sessile leaf 无柄叶。 sessile medusa 座生水母。

• molluscum sessile:    触染性软疣
• sessile acetabulum:    无柄腹吸盘,座状腹吸盘
• sessile animal:    固着动物; 固着性动物

例句与用法

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1. Sessile unstalked , for example an acorn , leaf , flower , or other organ that is attached to the main body of the plant
   无柄的：无茎的，例如：橡树果、树叶、花朵或其他连接在植物体主干的结构。
2. Coastal zones are important habitats to fauna , having a primary production for offering such as benthos and sessile organisms
   摘要沿岸海域一直是生物重要的栖地，并且提供像底栖生物或附著生物相当高的基础生产。
3. To understand the relationships between the benthos , sessile organisms and the constructions of artificial shallow water zone , the performance of the benthic index of biotic integrity ( b - ibi ) was used to analysis the ecological status
   结果显示： ( 1 )底栖生物及附著生物皆可反映海岸浅滩生态环境的生态现况，适合作为生物指标。
4. Leaves crowded near apex of the trunk , spirally arranged ; stipes dark brown , with sharp spines ; lamina large , oblong , tripinnate ; pinnae 17 - 20 pairs , alternate , longest one to 60 cm long , the basal one reduced ; rachis short - spiny ; pinnules 18 - 20 pairs , sessile or nearly so , lanceolate , to 10 cm long and 2 . 5 cm wide , divided almost to the costa ; segments more or less falcate , toothed
   叶螺旋状排列，聚生于茎端；叶柄棕色，具锐刺；叶片大，长矩圆形，三回羽状深裂；羽片17 - 20对，互生，最大的长达60厘米，基部一对缩短，羽轴有短刺；小羽片18 - 20对，无柄或近于无柄，披针形，长达10厘米，宽2 . 5厘米，深裂几达中脉；末回裂片多少镰状，有齿。
5. Flowers solitary and terminal , white , 10 - 14 cm in diam . , sessile ; bracts and sepals leathery , orbicular , covered with grayish silky hairs outside ; petals 8 , broadly obovate , 5 - 7 cm long , glabrous , basal 1 . 5 cm connate ; stamens in many whorls , 2 . 5 cm long , distinct , glabrous ; ovary hairy , 5 - locular , styles 2 cm long , apex 5 - lobed
   花白色，单生于枝顶，直径10 - 14厘米，无柄；苞片及萼片圆形，革质，外被灰色绢毛；花瓣8 ，阔倒卵形，长5 - 7厘米，无毛，基部连生约1 . 5厘米；雄蕊多轮，长2 . 5厘米，离生，无毛；子房有毛， 5室，花柱长2厘米，先端5浅裂。

英文释义

a

1. attached directly by the base; not having an intervening stalk; "sessile flowers"; "the shell of a sessile barnacle is attached directly to a substrate"
   同义词：stalkless
2. permanently attached to a substrate; not free to move about; "sessile marine animals and plants"