a reversion to traditional farming methods传统耕作方法的回归I'm trying to prevent the reversion of my garden to nature.我正在试图防止我的花园返回一片荒芜的自然状态.There was the prospect of too good a fortune in reversion when Charles married Din...
a reversion to traditional farming methods传统耕作方法的回归I'm trying to prevent the reversion of my garden to nature.我正在试图防止我的花园返回一片荒芜的自然状态.Where LaTeX on yellowing acetate least butadine due to its special chemical struct...
A vibrating membrane in the ear helps to convey sounds to the brain.耳膜的振动帮助声音传送到大脑.In wind instruments the sound is produced by a vibrating air column.管乐器的声音是由振动的气柱产生的.Stationary waves are also produced in vibrating colu...