blackadj.黑的；不加牛奶的；很脏的；愤怒的；令人沮丧的；邪恶的；阴沉的；机密的；黑色幽默的n.黑色；黑人；黑色物v.抵制；(使)变黑blackwort黑草(根), 西门肺草(根)

1. The color picture was composited from digitized black and white photographic plates recorded through red and blue astronomical filters, with a computer synthesized green channel.
   这幅彩色影像是由透过红色及蓝色天文滤光镜的数字黑白照片合成的，绿光信道的信息则来自电脑程序推算。