液晶光学相控阵因其体积小、结构简单、易于集成、功耗小以及其能够对运动中的目标进行自动捕获、瞄准和跟踪的特点，被研究人员广泛......

将无线紫外光通信与移动自组网技术相结合, 可以有效扩展无线紫外光通信范围。基于空分复用原理设计一种收发一体的紫外光移动自组......

,　　科迪出生时仅仅24盎司。因为是极度早产，我们的儿子做了眼部手术以防止失明。手术结果是，他失去了右眼的周边视觉。右眼近视就......

A young man and an old man were waiting for a bus at a station. They sat next to each other.　　在一公交站台一老人和一年......

The Golden Sunset　　The golden sea, its mirror spreads,　　Beneath the golden skies.　　And a narrow strip between,　　......

1．point at 指向，把……对准(通常是“点”方向)　　She was pointing her 6“gers at me．　　她用手指指着我。......

Unique Modes of Transportation　　Venice—Traghetto 威尼斯摆渡船　　There are just three bridges along the 3.5km stretch......

【Abstract】Folk culture of southern and northern Jiangsu is a dazzling pearl in our country’s folk culture， the study o......

The advent of low loss optical fiber has consistently led us to the ultra-broadband era, where bandwidths exceeding 1 Gb......

A boy and his mother stood looking at a dentist’s(牙医) show-case(陈列柜).　　“If I had to have false(假的) teeth, mot......