Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos.许多林木树种都有颈卵器, 受精以后便产生许多原胚.A similar section through the female plant reveals several bottle - shape archegonia , ...
About 60,000 subscribers have special adapters to receive and decode the signals.大约6万用户拥有特殊的适配器来接收和转换信号。You don't need a Ph.D to decode their work, but they do try to challenge audiences with unconventional material...
他的灰色针织毛衫和长裤全都被雨水淋透了。His grey jersey and trousers were sodden with the rain.约翰逊身穿休闲宽松的长裤，配以淡蓝色高尔夫衬衫。Johnson was clad casually in slacks and a light blue golf shirt.一条半长裤a pair of breeches...
I cannot say for sure if it was your visual illusion.我不能肯定这是不是你的视错觉.Are you sure it is not your visual illusion?你能肯定这不是你的视错觉 吗 ?By the light, we see something differently, so there is a visual illusion of the object.有光我们...
他焦急万分地对着电话那头的她大喊大叫。He had shouted down the phone at her, beside himself with anxiety.人们一直在焦急地等待使形势出现转机的机会。People have been waiting impatiently for a chance to improve the situation.他们匆匆地走来走去，一言不发，面露焦急之色。They hurried abou...
他说自己伙伴的闲话。He dishes the dirt on his buddies.不要相信你听到的闲话.Don't give credence to all the gossip you hear.这种不幸的事是因无聊的闲话而引起的.The mischief arose from irresponsible gossip....