The fossil belemnoids described here were discovered from the Upper Permian Dalong Formation in Hunan province.
关于二 叠纪箭 石化石的 报道 极少 ,这 是湖 南 首次 发 现的 箭石 化 石,化 石 保存 在上 二 叠统大隆组 的硅质 岩中根 据这些化 石的外部 形态,它 们可归 属于 Palaeobele m nopsis 属,是箭 鞘亚纲中的原始 类型这 些化石 的发现对 研究中生 代箭鞘 类的起源 具有重 要意义 图3 , 参4
During 1:250000 geological survey of Dinggyê County and Chentang District sheets, the authors found Cretaceous belemnites in the Upper Triassic Langjiexue Group, small petrified wood in the Middle Jurassic Lanongla Formation and gravity-flow deposits in the Lower Carboniferous Naxing Formation.
发现上三叠统朗杰学群中产有白垩纪箭石、中侏罗统拉弄拉组产出小型硅化木、下石炭统纳兴组存在重力流沉积。
Whether' tis nobler in the mind to suffer The slings and arrows of outrageous fortune,
哪一样更高尚:是忍受凶暴命运的箭石相加,
genus of small cephalopods with many-chambered spiral shells resembling those of the extinct belemnites.
一种小的头足类动物,外壳呈多室螺旋状如已绝迹的箭石。
A cone-shaped, fossilized internal shell of any of an extinct genus of cephalopods related to the cuttlefish.
箭石由灭绝的与乌贼有血亲关系的头足纲动物的内壳形成的尖锥状化石
"belemnite:a cone-shaped, fossilized internal shell of any of an extinct genus of cephalopods related to the cuttlefish."
箭石:由灭绝的与乌贼有血亲关系的头足纲动物的内壳形成的尖锥状化石。
a shower of stones, arrows, dust, ash
一阵乱石、 乱箭、 灰尘、 灰烬
The Indians chipped flint arrowhead.
印第安人凿制燧石箭头。
and on the third day I will send arrows from my bow against its side as if at a mark.
我要向磐石旁边射三箭,如同射箭靶一样。
I will shoot three arrows to the side, as though I shot at a target.
撒上20:20我要向磐石旁边射三箭、同射箭靶一样。
And I will shoot three arrows on the side thereof, as though I shot at a mark.
20我要向磐石旁边射三箭,如同射箭靶一样。
They tipped their arrows with flint.
他们将箭的尖端装上燧石。
tip the arrow with the small stone.
在小石头的顶端作上箭头。
an arrow with a four-edged head that is shot from a crossbow.
一种发自石弓的四面刃头的箭。
An arrow with a four-edged head is shot from a crossbow.
有四面刃头的箭是从石弓发出来的。
A hide quiver contained14 arrows, only two of which had feathers and flint arrowheads attached, but these two were broken.
奥兹的兽皮箭筒里有14枝箭,只有两枝装上了羽毛与燧石箭头,但是都折断了。
The natives used to hammer the metal into arrowheads, using heavy stones.
当地土人过去用大石头把这种金属敲打成箭头。
a bow drawn by hand as distinguished from a crossbow.
一种从石弓中分化出来的用手来发射的弓箭。
The savages greeted us with a shower of stones and arrows.
那些野人用骤雨般的石头和箭来迎接我们。
A New Type of Solid Rocket Engine Fuel--Paraffin-based Fuel
一种新型固体火箭发动机燃料——石蜡基燃料