Chris Retzler has built a prototype of a machine called the wave rotor.

克里斯·雷兹勒做出了一台叫做波转子的样机。

《柯林斯英汉双解大词典》

Palestinians bitterly complain about Israel's security barrier, or wall, surrounding Bethlehem, which was built in response to a wave of suicide bombings a few years ago.

巴勒斯坦人愤怒地抱怨以色列在伯利恒周围建立的安全屏障，这个围墙是几年前为了应对自杀性爆炸袭击的猛增而修建的。

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Engineers have built dozens of the machines, called wave-energy converters, and tested some on a small scale.

工程师们已经造出了几十种被称作“波浪-能量转换器”的机器，其中一部分还通过了小批量测试。

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Gentology focuses on the next wave of e-commerce, built around a new model of discovery and entertainment.

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They use photos to tell stories, a built-in opportunity for the next wave of adtech startups around brand recognition in images, and are highly influenced by their built-in trust for the opinions of their peers.

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In this wave, additional natural gas-fired power plants will be built to replace retiring coal plants and meet future increases in demand.

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