我在要买的货单上包括了鸡蛋.I include eggs on the list of things to buy.他在定货单上附了一张支票.He attached a cheque to the order form.这货物与货单不符.These goods do not correspond with the list....
Look, what huge bolls these are!瞧这棉桃的个儿!Boll weevil : grayish weevil that lays its eggs in cotton bolls destroying the cotton.略带灰色的象鼻虫,在棉铃上产卵以破坏棉花.After a couple of weeks, almost all the infected plants bore cotton bolls...
First, why do we get light propagating at all?首先, 我们来看看光为什么可以传播?The model shows a wave propagating from left to right through air.该模型表明,波从左至右通过空气.What are the pigeons doing outside? Eating, sleeping, propagating!门外的那些鸽子在...