Electric quadrupole
[化] 电四极子
🧩 词语组成解析
electric
[i'lektrik]
adj. 电的，带电的;发电的，导电的;令人激动的;电动的;
n. 电动车辆;带电体;
[化] 四极
🗣️ 情景例句
And if I can be of any help,
如果我能有所帮忙的话，
Every man has the defects of his qualities.
一个人的好品质上也有不足之处。
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。