He is a dauntless aviator.他是一位勇敢的飞行家;The aviator warped a wing tip to regain balance.飞行员使一机翼的端部翘起,以恢复平衡.Podulski had joined the U.S. Navy as an aviator, adopting a new country and a new profession.波度尔斯基加入美国海军当上了飞行员，不仅改了国...
An escort of ten airplanes greets the famous aviator.由10架飞机组成的护航队迎接这位著名的飞行员.He is a dauntless aviator.他是一位勇敢的飞行家;The aviator warped a wing tip to regain balance.飞行员使一机翼的端部翘起,以恢复平衡....
In heavy concentrations, ozone is irritating to the eyes, nose and throat.高浓度的臭氧会对眼睛、鼻子和咽喉有刺激作用。Large concentrations of capital were in the hands of merchants.大量资本集中在商人手里.The latest data showed that global ozone concentr...