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- electron pendulum o 电子摆振动
- The pendulum of the clock in my room is a bear. 我房间的钟摆是小熊形状的。
- Closing time at this pub is eleven o' clock. 这酒馆的打烊时间是十一点。
- The child's mouth formed a big O in surprise. 那孩子惊奇得张著嘴像个大O字。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- The pendulum swings with great regularity. 钟摆很有规律地摆动着。
- Back and forth swung the pendulum. 钟摆来来回回地摆动。
- Have you finished lunch already? It's only12 o' clock! 你已经吃过午饭了吗？现在才12点。
- The pendulum swung back and forth. 钟摆来回地摆动。
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- The pendulum swung slowly to and fro. 钟摆在慢慢地来回摆动。
- The pendulum's swing is 12 inches. 钟摆的振幅为12英寸
- A pendulum swings back and forth. 钟摆前后摆动。
- Hello. I'd like to reserve a table for two for eight o' clock, please. 你好，我要订一张今晚八点两个人的餐桌。
- The pendulum clock was invented in 1657. 钟摆是1657年发明的。
- Mark hauled o ff and threw a touchdown pass. 马克突然传出一个触地球。
- Great rollers make vessels play pendulum. 大浪使船只摇摇晃晃。
- The line AB intersects the line CD at O. 直线AB与直线CD相交于O点上。
- The number of electron pairs an atom can share with other atoms. 共用电子对数，共价一个原子与其他原子共用的电子的对数
- Pendulum of the clock in my room is a bear. 我房间的钟摆是小熊形状的。
