您要查找的是不是：
- 正常的双螺旋DNA是螺旋形的,像一根松松地卷曲的弹簧。Normal, double-helix DNA is spiral, like a loosely coiled spring.
- 蜗牛壳是螺旋形的.A snail's shell is spiral in form.
- 非轮列的非轮状的，特指花朵的排列是螺旋形的而非轮状的，如木兰花not cyclic. Used especially of flowers whose parts are arranged in spirals rather than in whorls,as in magnolias
- 对左撇子蜗牛的优势,研究者有两种解释:因为大多数蟹是右撇子,击碎反方向开口的蜗牛壳比较困难。Researchers offered two explanations for the advantage. Because most crabs are right-handed, they said, cracking into a shell that opens on the opposite side might be more difficult.
- 弹簧是螺旋形的物体。A spring is a spiral.
- 萤火虫的幼虫,和它们爱吃的蜗牛。他们有自己特殊的技巧。这一只爬到了蜗牛壳的上边。然后突然袭击。Glow-worm larvae - and these larvae hunt snails. They have their own special technique. This one creeps up over the roof of the snail's house. Then comes the attack.
- 无柄花；无柄藤壶的壳是直接附着在底部的。sessile flowers; the shell of a sessile barnacle is attached directly to a substrate.
- 通过红外波段的日掩星观测，已经确定该尘埃壳是由两个成分原组成。From lunar occultation experiments at infrared wavelengths, it has been dete rmined that the dust shell can be represented by two components.
- 蜗牛的外壳形状是螺旋形的。A snails shell is spiral in form.
- 砂壳是砂仁的外壳。Sha ke is the shell of sha ren.
- 形的aitch
- 泵壳是由铸钢与钢板焊接而成的。Pump case are welded castings steel and steel plates.
- 这对于将核酸组装入衣壳是必须的。Which may be necessary to package the nucleic acid within the capsid.
- 凡带有如螺旋副之类的连杆都是一个空间机构,因为螺旋副的相对运动是螺旋运动。Any linkage which contains a screw pair, for example, is a spatial mechanism, since the relative motion within a screw pair is helical.
- 蜗牛的壳是背在背上的,它的眼睛长在长触须上。The shell of a snail is carried on its back, and its eyes are on long stems.
- 虽然我们的周围都有钢铁制品，我却不知道它们是怎么样加工成形的。Although iron and steel products are all around us, I do not know how they are formed into various form.
- 假设船壳是金属制成的（或看起来像金属材料）。Assume the ship hull is metallic ( or looks similar to metallic materials ).
- 多核苷酸键是螺旋形的。The polynucleotide chain is helical.
- 蜗牛的壳是背在背上的，它的眼睛长在长触须上。The shell of a snail is carried on its back, and its eyes are on long stems.
- 滚筒筛一种圆筒形的可旋转的筛，用于岩石和矿石的筛分或大小测量A revolving cylindrical sieve used for screening or sizing rock and ore.
