Brian keyed in his personal code.布赖恩键入了他的个人密码。I have keyed this sentence three times, and it's still wrong!我把这个句子输入了三次, 可是仍然不对。The concert was a failure because the instruments were wrongly keyed.那场音乐会失败了,因为乐器定错调了。I...
用金属锂 - 液氨一步还原法合成γ姜黄烯.实验证实γ姜黄烯极不稳定,室温下极易芳香化转变成α姜黄烯.The synthesis of ν - curcumene was described. The experiment affirmed that ν - curcumene can aromatize to α - curcumene readily at room temperature....
马克被人从他着火的汽车残骸中拉了出来。Mark was dragged from the burning wreckage of his car.消防队员把着火的椅子拽出窗外.The fireman flung the burning chair out of the window.她被从着火的大楼里救了出来.She was rescued from a burning building....