The reactions of fish to AC can be distinguished into four stages: electrifying, electrotaxis, electronarcosis and electrocuting.鱼对交流电的反应可分成四个阶段: 感电 、 定向 、 麻醉和击昏反应....
GLOBE AIRLINES FLIGHT 621 TO ISTANBUL IS DEPARTING.环球航空公司飞往伊斯坦布尔的第621次客机就要出发了.Airlines would prefer to update rather than retrain crews.航空公司更愿意换新员工而不是对旧员工重新进行培训。Investing in airlines is a very risky business...投资航空业风险很大。...
The president insisted that he was acting out of compassion, not opportunism.总统坚持说他如此做是出于同情而不是为了投机。For years the teaching of acting has been shrouded in mystery.多年以来表演教学一直蒙着神秘的面纱。Acting is definitely a young person'...