人造的

Craig Dietz, a US man born armless and legless, took part in a swimming competition in Pennsylvania recently with the help of a manmade caudal fin and finished 275th out of 308 participants.

在美国宾夕法尼亚州最近举办的游泳比赛中，没有双臂和双腿的&无肢人&克雷格·迪茨使用&人造尾鳍&参加了比赛，并在308名参赛者中名列275位。

However, this combination of characters has evolved independently several times in the Brassicaceae.

Arabis的限制非常人造，不过，特征的这结合已经在Brassicaceae里独立逐步形成数个时代。

The researchers fired a beam of calcium ions, each containing 20 protons, into a target of californium, a highly radioactive synthetic substance with 98 protons.

他们轰击了一束每个原子中含有20个质子的钙离子，得到了锎，一种原子核中含有98个质子的更高级人造放射性元素。

The replacement of elastomeric seals with metal diaphragm s gives this valve superior leak integrity to the atmosphere.

用金属横膈膜代替人造橡胶密封给予了这种阀门更好的对空气的泄漏完整性。

Using pure Ti and Ni powders, a promising artificial bone material, nearly equiatomic stoichiometry Ti-Ni shape memory alloys porosity was prepared by combustion synthesis method.

使用Ti、Ni纯元素粉末，用燃烧合成技术制取了近等原子比的多孔Ti-Ni形状记忆合金，一种理想的人造骨骼材料。

His house is fronted with imported artificial marble.

他的房子是用进口人造大理石装饰的。

His house is fronted with import ed artificial marble.

他的房子是用进口人造大理石装饰的。

The knit slipper has plush faux fur linings for maximum comfort, and its grippy rubber sole offers premium traction, making every step steady and light.

针织毛绒拖鞋的最大安慰了人造毛皮衬里，橡胶及其grippy唯一提供优质的牵引力，使每一步稳定和轻。

Instead of trying to mimic the action of the left ventricle, Dr Guha's design uses a multi-step approach borrowed from the cockroach.

而古哈教授研发的新型人造心脏并没有模拟人体左心房起搏，而是根据蟑螂的心脏起搏和运行机制研发而成。

Dr Guha's cockroach-inspired artificial heart promises to provide an affordable option for cardiac care in emerging economies such as India, where heart disease is on the rise.

而古哈教授受蟑螂心脏启发而研发的新型低造价人造心脏则为一些新兴国家，如心脏病患者人数日渐增多的印度带来福音。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。