科技: (科学技术) science and technology◇科技版 science and technology page; 科技创造 scientific and technological creation; 科技成果 scientific and technological achievements; 科技成果商品化 commercial use of scienti
先: 名词1.(时间或次序在前的) earlier; before; first; in advance 短语和例子有言在先 make clear beforehand; 争先恐后 strive to be the first and fear to lag behind; 你不必先付款。 you don't have to pay in advance. 你先拟个提纲再写。 m