地衣是一种绿藻或蓝藻与一种真菌共生的形式.Lichen is a form in which green or bluegreen algae and a fungus live together symbiotically.但金与其通常的共生元素在树叶中并不是组合共生的.However, no intergrowth of the paragenetic elements was observed in plants.委内瑞拉和古巴仍...
具有板架自动切换功能,并可设定板架储存片数.With rack auto exchange and storage panel amount setting functions.本文研究了板架结构在受面内压力作用下的压缩极限屈曲强度.In this thesis, the compressive ultimate strength of grilIagestructures subjected in plane thrust is st...
Sightseers may be a little overwhelmed by the crowds and noise.拥挤的人群和喧闹的噪音可能会让游客有些茫然不知所措。Sightseers arrived from all points of the compass.观光者来自四面八方。Curious sightseers rolled up in their hundreds.数以百计的好奇的观光客都涌到那儿....
暑假就快到了,你难道不激动 吗 ?Aren't you excited about the coming summer vacation?我的朋友(对这故事)一点也不激动.My friend was not in the least excited.他仍然不激动.He was still unexcited....