Ybd
abbr. Y-branching device Y型分路器
??? 情景例句
that you are very impressive.
你給人們留下了深刻的印象。
I suppose it's difficult for you to do this.
我推測對你來說做這件事情是很困難的。
But how would we find such a planet? At present, there is no telescope in existence that is capable of detecting the presence of life.
但是，我們?nèi)绾尾拍苷业竭@樣一顆行星呢？現(xiàn)在，沒有一臺現(xiàn)存的望遠鏡可以發(fā)現(xiàn)生命的存在。