You're doing a great job! Keep it up!你们干得非常棒！继续好好干吧！Keep it up! Final victory is in sight.坚持下去! 最后胜利已经在望了.There are fears that he will not be able to keep it up when he gets to the particularly demanding third year....
一些气球飞行家曾提到在舰上使用系留气球的问题.Some balloonists talked of using captive ', ballons from ships.为研究系留气球稳定性,建立了系留气球的三维非线性动力学模型.To stability analysis of tethered balloon, a three dimensional nonlinear mathematical model tethere...
The wires must be insulated from touching each other,with a rubber covering.这些金属线一定要用橡胶皮包起来,以免相互接触。Wires criss-cross between the tops of the poles, forming a grid.电线杆顶端的电线相互交错，形成电线网。He soldered the broken wires together....
He tip-toed to the door in his stockinged feet.他踮着脚尖走到门口，只穿着袜子没穿鞋。...black sharp-toed cowboy boots.黑色尖头牛仔靴She toed cautiously into the room.她小心翼翼地踮着脚走进房间.She toed scrupulously into the room.她小心翼翼地踮着脚走进房间。Open - Toed or B...