This propeller blade has been mounted.
推进器的叶片已经安装好了。
We were driven by
propellers at the back rather than paddles.
我们不再使用船桨，而是靠船后面的螺旋桨驱动。
You could hear the beat of its propeller, churning the waves with steady speed.
你听到它的推动器快速有规律地拍打着水波的声音。
The propeller on the boat churned up the water as it propelled us forward.
船上的螺旋桨搅动着水面，推动我们向前行进。
The airplane's propeller started spinning rapidly before takeoff.
飞机起飞前，螺旋桨开始快速旋转。
He adjusted the pitch of the propeller to optimize fuel efficiency.
他调整了螺旋桨的螺距以优化燃油效率。
The damaged propeller caused the boat to vibrate excessively during operation.
损坏的螺旋桨导致船只在运行时过度振动。
The inventor showed off his new propeller design, claiming it would revolutionize aviation.
这位发明家展示了他新设计的螺旋桨，声称它将彻底改变航空业。
They had to replace the entire propeller assembly after it hit a submerged log.
螺旋桨撞击到水下的原木后，他们不得不更换整个螺旋桨组件。
The ship's
propellers created a visible wake behind it in the calm sea.
在平静的海面上，船的螺旋桨在船后形成了明显的航迹。
The drone's
propellers produced a high-pitched whirring sound as it took off.
无人机起飞时，螺旋桨发出了高亢的嗡嗡声。
Proper maintenance of the propeller is crucial for ensuring safe and efficient vessel operation.
对螺旋桨进行适当的维护对于确保船舶安全高效运行至关重要。
The submarine's silent electric
propellers allowed it to navigate undetected through enemy waters.
潜艇的静音电动螺旋桨使其能够在敌方水域中不被发现地航行。
According to database firm Tianyancha, the new company, has registered capital of 600 million yuan ($83 million) and focuses on businesses including the design and production of civil aircraft components, as well as engines and propellers.
根据数据库公司天眼查的数据，这家新公司的注册资本为6亿元人民币（8300万美元），专注于民用飞机零部件、发动机和螺旋桨的设计和生产。
Liu Xiangdong, a researcher at the China Center for International Economic Exchanges, told Xinhua News Agency, "After the impact of the pandemic, these small, specialized and innovative firms are becoming forceful propellers for the stable development of the Chinese economy.
中国国际经济交流中心研究员刘向东告诉新华社，“在疫情的影响之后，这些小型、专业化和创新型企业正在成为中国经济稳定发展的有力推进器。
Priced at $399, the standard package includes the Mavic Mini, remote control, one battery, extra propellers and all necessary tools and wires.
"About 85 percent of ship parts and equipment such as diesel engines and marine propellers today can be purchased from domestic manufacturers," said Yang, adding the company will gather more resources to compete with South Korea in the field of building LNG carriers, pushed by China's cross-border reform in the natural gas sector, including market-oriented reform, transparency and improved infrastructure.
"A strong advocate of globalization, Ma said trade is not a weapon and should be "a propeller of peace".
The Chinese economy, after steady growth over the past decade, has served as both a ballast for and propeller of the global economy, and injected more certainty to world peace and development, the premier said.
Cai Xiaoying, ESG managing partner of PwC China, said, "The consumption sector, as a fundamental propeller of economic development, is leading industrial revolution toward a greener, more convenient and more innovative direction. "
"Sugar-free tea drinks are taking over those with sugar to become a new propeller of China's tea beverage market," Li said.
Its first eVTOL prototype Matrix 1 has 16 lift rotors for vertical flight and four propellers for wing-borne cruise flight.
Last year, Volkswagen Group China unveiled a flying car prototype, powered by eight rotors for vertical lift and two propellers for horizontal propulsion.