He languished after his dog died.他狗死之后,人憔悴了.The flowers languished from lack of water.花因缺水而凋萎.His interest in the poetry has languished recently.最近他对诗歌的兴趣减退了.Without the founder's drive and direction, the company gr...
He languished after his dog died.他狗死之后,人憔悴了.His interest in the poetry has languished recently.最近他对诗歌的兴趣减退了.The flowers languished from lack of water.花因缺水而凋萎....
讨论了采用不同的电磁多极场作为动态校正器的可能性.推导了圆形校正透镜、偏转校正场和四极、六极校正场引起的附加象差的公式.The possibility of dynamic aberration correction by using electro - magnetic multipole fields is discussed....