It's oblong-shaped, about 50 cm long. It's made of metal.

椭圆形，大约50厘米长。是。

Steaming sulfurous fumes uncoiled in the midst of waves bubbling like water in a boiler.

阵硫磺水蒸气在水流中间升起，水流像火锅中水般沸腾。

Rocky planets formed closer to the Sun, and larger gas giants farther out.

岩石行星在靠近太阳地方形成，更大气体巨行星在更远处形成。

The Divine Path of Qinshan Island was formed by the action of the tides against this gravel island.

秦山岛神路因砾石岛屿常年受到海潮侵蚀。

Their cartilaginous skeletons are less dense than bony ones and require less energy to move.

这些生理特从4亿多年中进化而来它们软骨骨架比硬骨骨架更轻。

We expect ourselves to make some quantum leap or momentous improvement that will gain others' attention.

我们期望自己能有些飞跃或重大改进，以获得他人关注。

The crown is placed on a velvet cushion, and lying near it are the golden orb and the sceptre.

王冠被放置在丝绒坐垫上，在它附近放着黄圆球和权杖。

You'll understand what chemists mean when they talk about " doping."

而当化学家谈论“掺杂”时候，你也会明白他们在讲什么。

It found that these patients had higher levels of a class of antibodies against a component of gluten.

研究发现，这些患者种抗麸成分抗体水平更高。

The bay blossoms were nacre, with diamond drops at their centers.

月桂花是珍珠， 中心有钻石滴。

They’d recognize no qualitative difference whatsoever.

他们不会认识到任何异。

A singular consciousness that spawned an entire race of machines.

种卓绝意识 赋予了机器改变。

Has finally changed for the better.

档次终于有了飞跃。

The large center is the manmade irritant placed in the shell to encourage nacre formation.

大中心是放置在贝壳中以促进珍珠形成人造刺激物。

He had removed his dressing-gown and the sleeves of his white cotton nightshirt were rolled to the elbow.

他已经脱下晨衣， 白色棉睡衣袖子卷到肘部。

Peggy is the type of girl who would wear a sensible pair of white cotton bra and panties.

佩吉是那种会穿漂亮白色棉文胸和内裤女孩。

Those are the three traits we want to change: more suberin, more roots, and the last one, deep roots.

这是我们想要改变三个特征：更多木栓，更多根，最后个，深根。

That tissue-actually collagen that forms when a muscle is well exercised-may start off tough when it's raw or briefly cooked.

那些组织-实际上是肌肉经过充分锻炼时形成胶原-在未加工或者简短烹饪时可能会很坚硬。

A big challenge in science is to explore the conditions which led inanimate matter to become self-replicating, evolving through natural selection.

科学上个巨大挑战就是探索导致无机自我复制条件，也就是探索物竞天择带来进化。

There was some speculation that Waite's negotiations this time involved hostages other than Americans, and perhaps went beyond Lebanon.

有⼈猜测，⻙特这次谈判涉及⼈不是美国⼈，⽽且可能涉及到了黎巴嫩。