他拧下电话后壳的钉子，开始把电话线连到电话机上。
He unscrewed the back of the telephone and started connecting it to the cable.
海龟是带壳的爬行动物。
随着时间的推移，地球大陆地壳的组成发生了巨大的变化。
Earth's continental crust has changed significantly in composition overtime.
在有孔虫壳的方解石中发现的氧-16和氧-18的比例取决于该生物生存处的水温。
The ratio of oxygen-16 to oxygen-18 found in the calcite of a foraminifer's shell depends on the temperature of the water in which the organism lived.
用火柴，不要用塑料壳的打火机。
不仅仅是蜗牛壳的螺线能被改变。
过剩的石油是回到了油底壳的再利用。
同时想象着：烧烤大虾，不过是带壳的那种。
“今年唯一不是新的地方就是壳的形状，”兰德说。
"The only thing that's not new this year is the shape of the hull," Land says.
根据加州核桃委员会说，在美国出售的核桃只有4%是带壳的。
According to the California walnut Board, only 4 percent of the walnuts sold in the United States are in the shell.
就每一双锥面来说，球壳的两个部分所产生的相反引力正好对消。
For each double cone, the opposite pulls from two parts of the sphere exactly cancel.
管理人员决定采取极端措施以防止燃料进一步的熔化和安全壳的破损。
Reactor operators decided to take drastic action to prevent further melting of the fuel and a possible breach of the containment vessel.
是的，你在很多杂货店都能够买到一袋袋的已经可以吃的留壳的熟鸡蛋。
Yes, you can buy bags of already hard-boiled eggs at many grocery stores.
研究者们希望通过对这些蛤蜊壳的研究来重建过去数个世纪的环境变迁纪录。
The researchers hope to use their shell studies to reconstruct a record of environmental changes over the past several centuries.
或者是不是我可以买一些带壳的核桃，然后做成一道橙子-核桃-石榴综合的小菜？
Or would I buy in-shell walnuts to make an orange-walnut-pomegranate relish?
这种气候造就了不同寻常的海百合群落、海蛇尾、巨大的海带和只有薄壳的软体动物。
The result is an unusual bunch of sea lilies, brittle stars, giant ribbon worms and molluscs that are armoured only with thin, soft shells.
然而，有一种叫做“静水椎实螺”的田螺，它是同时拥有顺时针和逆时针螺壳的典型代表。
However there is one species of pond snail, Lymnaea stagnalis, which demonstrates examples of both clockwise or anticlockwise spiralling shells.
如果蜗牛壳的螺线方向在8个细胞的阶段被改变了，那么蜗牛的心脏，胃，肝卷绕和肠循环方向都会相应的发生反转。
If the spiral of the shell is changed at the eight-cell stage then the orientation of the snail's heart, stomach, liver coiling and gut looping are similarly flipped.
为了检验压力室，从附近的鸡蛋加工厂把1000只白壳的食用鸡蛋运送到实验室，达到室温条件，以模拟加工环境。
To test the chamber, 1,000 white-shelltable eggs were obtained from a nearby egg-processing facility, transported tothe laboratory, and brought to room temperature to simulate processingconditions.
它是最后一批建造但仍在运行的，无安全壳的苏联式反应堆之一。它位于地震带上，自日本的地震和海啸引发核危机以来，又重新受到了人们的关注。
One of the last old operating Soviet reactors built without containment vessels, its location in a seismic zone has drawn renewed attention since Japan's earthquake-and-tsunami-triggered crisis.
因为要决定从哪里开始本身就是一个困难。尽管那些用料看上去需要一些工作——但就像Beth的留壳的熟鸡蛋就能够在超级市场中找到已经可以吃的。
Even those ingredients that seem like they might require some work - like Beth's hard boiled eggs - can be found ready to eat at the supermarket.
薰衣草颜色的裸鳃以斐济Vatu-i-Ra附近的水螅虫作为饲料，与海蛞蝓有关的裸鳃是一种无壳的软体动物，可显示自然界里随处可见的一些最鲜明的色彩。
A lavender-colored nudibranch feeds on hydroids near Vatu-i-Ra, Fiji. Related to sea slugs, nudibranchs are shell-less mollusks that display some of the most vibrant colors found anywhere in nature.
那家美国的壳公司为竞购金斯顿通信公司而成立。
The U.S. shell company was set up to mount a bid for Kingston Communications.
该大陆地壳最古老的那些部分有40亿年了。
The most ancient parts of the continental crust are 4000 million years old.
乌龟有坚硬的壳。
这种挖洞的方式阻碍了藤壶粘附在壳上。
Such burrowing discourages barnacles from clinging to their shells.
位于壳中部的是小型球形绿色星体，绽放时，在烟花核心形成凫蓝色牡丹图案。
In the center of the shell are tiny round green stars that burst as a teal peony at the firework's nucleus.
为了脱身，其余的壳就会以逆时针方向绕着牙齿旋转。
The rest of the shell is rolled towards the tooth in an anticlockwise direction, in order to remove it.
他的鞋子是用椰子壳做的。
他的鞋子是用椰子壳做的。
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