英语翻译用coverd with 还是covered by?为什么用by?百度上很多人都说用是in winter,the

英语翻译用coverd with 还是covered by?为什么用by?百度上很多人都说用是in winter,the be covered by/with有什么区别?怎么用? 请问The fields are now covered with snow可以用by snow much of the country is covered by snow...为什么用much不用most 英语翻译可以用by the/in the? 请问In this supermarket,eggs are sold ___ 是用by dozen还是by the d buy something by/with money 介词用by还是with? 乘电梯 in by on with the lift用哪一个 be covered in/with/by有什么区别? 英语翻译A rainforest is an area covered by tall trees with the t we saw the ground covered with snow that morning.为什么用covered 当意思是“用”时,in,by,with,的区别