A dichroic violet - blue to gray mineral silicate of magnesium , aluminum , and sometimes iron.一种稀有的红灰色矿物, 由铜、铁 、 锗的硫化物组成.The combined pump light is received by the optical concentrator 108 through dichroic filter 106.组合...
Great attention must be paid to linking theory with practice.必须十分注重理论联系实际.She stayed with them, linking arms with the two girls, joking with the boys.她跟他们呆在一起，与两个女孩手挽手，和男孩子们开着玩笑。Arrangements were well advanced for linkin...
His unease disarmed her.他的挂念化解了她的怒气。The swordsman disarmed his opponent and ran him through.剑客缴了对手的械,并对其乱刺一气.Her words disarmed him at once.她的话使他怒气顿消....
作物的秆被留着以便犁入土中作下次播种的肥料.The stalks are left to be ploughed into the earth for the next planting.秆锈在小麦的茎叶上产生红棕色的点.Stem rust produces reddish - brown spots on the stems of infected plants.这些害虫先吃稻子叶, 又吃谷粒 、 稻秆.These pests Xia...