It is a naked electron and is a sodium positive ion.
它是个裸电子，是钠正离子。
2
But the transmit ion from poor quality radios was slightly distorted and the accents of the Spanish speaking controllers was so strong that the pilots misunderstood a vital instruction.
但是质量很差的无线电信号有一点失真，而且说西班牙语的空管口音很重，导致飞行员误解了一条重要的指令。
3
The UV spectrum most resembled that of the aromatic tropylium ion.