The hot air permitted higher speeds before the critical Mach number was exceeded.热空气可使之在超过临界马赫数之前达到更快的速度。The aim is to fly at about Mach 2, twice the speed of sound.目标是以大约2马赫的速度飞行，也就是音速的两倍。Empirical results are needed in...
Good company on the road is the shortest cut行路有良伴就是捷径。My ruler is shortest.我的尺子是最短的。Take the northwest road; it is the shortest way.走向西北的那条路, 那是最近的路.The shortest answer is doing.最简短的回答就是行动。It's the shortest election...
从结膜最常分离的细菌包括少量的凝固酶阴性葡萄球菌和类白喉菌属.The most common bacteria isolated from the conjunctiva are small numbers of coagulase - negative staphylococcus and diphtheroids....
Suddenly she dropped the quill as a wild happiness flooded her.她突然感到一阵无限的快乐,当即丢开了手里的鹅毛笔.She dipped a quill in ink, then began to write.她将羽毛笔在墨水里蘸了一下，随后开始书写。Set of clear crystal inkwell with quill, book, diploma and gradu...