能量的最大有效输入是在波腹.The most efficient input of energy is actually at an antinode.因此, 维纳能够推断出:变黑的区域是同E场的波腹相联系的.Accordingly, Wiener could conclude that the blackened regions were associated with antinodes of the E - field.在弦振动“...
She became a professional mezzo-soprano.她成了一名专业的女中音歌手。E chi si mette in mezzo, a dire poco e mezzo matto!什么事情都要斗来斗去,就象狗和猫.Che saltava tutta allegra e gaia in mezzo all'aia.我知道有整一首儿歌,说的是一只鹅....
The butler always laid the table.每次都是男管家把餐具摆好。The butler gave a little cough to announce his presence.男管家轻轻咳了一下,示意他已到场.The butler would not admit him into the house.男管家不许他进屋....
他看见鸣凤正在折一枝往下垂的梅花.She was breaking off a low - hanging branch.她那两只下垂的光洁的膀子给她的非常匀称的身体添了几分美丽.Her bare arms lay gracefully beside her slender waist.在她那下垂的嘴唇上的确有点儿敏感的意味.In the droop of her lip there was something sensuous....