the similitude between humans and gorillas人类和大猩猩的相像The linear scaling and the Reynolds number represent classical, aerodynamic similitude requirements applicable to law - speed flight.线性缩尺和雷诺数是低速飞行时经典的气动力模似要求.The scales ...
Many school buildings are unsafe, and some are falling apart.许多校舍不安全，有些简直是摇摇欲坠。Dangerous undertows make swimming unsafe along most of the coastline.由于存在着危险的下层逆流，在大部分海岸线附近游泳都不安全。Critics claim the trucks are unsafe.批评家声称这些...