permanent electric dipole moment 电偶极矩 ; 永久电偶极矩
permanent magnetic moment [物] 永磁矩
permanent-magnet DC moment motorf 永磁直流力矩电机
Record a permanent moment with your camera. When we recall the past days, what we have are not simply memories.
用相机记录下永恒的一瞬,追忆往昔,我们拥有的,不仅仅只是回忆。
The life of the moment has its rights, we admit, but permanent life has its rights also.
目前的生活有权被重视,我们承认这一点,但永久的生活也有它的权利。
Every February since 1940 I have found myself thinking that this time winter is going to be permanent. But Persephone, like the toads, always rises from the dead at about the same moment.
从1940年开始,每年二月份我脑子里的念头都是:这个冬天永远过不去了总是能在同一时刻死而复生。
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