1.narrow feathers and weak flight muscles suggest it was not a powerful flier.
狭窄的羽毛和柔软无力的飞翔肌暗示孔子鸟并非是个高超的飞行大师。
2.That 's right. The flier says all the aerobics trainers there graduate from International Personal trainer Institute.
是这样的。这上面说所有的健美操教练都是!国际私人教练学院毕业的。