您要查找的是不是：
- The P(MMA-co-St) materials doped with mixed rare earth emit strong characteristic absorption of Re??3+? ion in ?746.5,?581,525 and 513 nm. 掺混合稀土的改性材料在746.;5;581;525和513nm处出现很强的Nd3+特征吸收;
- The rocket did one circuit of the earth and returned to base. 火箭绕地球运行一周后返回基地。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- The earth takes a year to make a circuit of (ie go round) the sun. 地球绕太阳一周需要一年时间。
- The landslide earthed up the pool where the animals usually drank. 滑坡填塞了动物通常来饮水的这个水坑。
- It takes a year for the earth to make a circuit of the sun. 地球绕太阳一周要一年时间。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- The earth is only a speck in the universe. 地球在宇宙中只不过是一个小点罢了。
- How on earth do they manage to rob the bank? 他们到底怎么抢了银行的？
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- The machine cast up a big heap of earth. 机器卷起了一大堆泥土。
- The red sun lights up the sky and the earth. 红太阳照亮了天空和大地。
- grounded emitter circuit 共射电路
- Who on earth is that female he's with? 跟他在一起的那个女人究竟是谁?
- common emitter circuit 共同发射电路,共射极电路
- Antarctica is the loneliest place on earth. 南极是地球上最偏远的地区。
- He dived his hand into the earth. 他将手插入泥土中。
- Earth worms are often used as bait. 蚯蚓常用作鱼饵。
- emitter circuit 射体电路
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。
