地衣是一類獨特的生物有機體,其體內合成了多種特殊的次生代謝產物,主要為縮酚酸、縮酚酸環醚 、 縮酚酮、二苯并呋喃等類化合物.A lot of secondary metabolites such and were produced by lichens, a class of unique organisms....
It would be uneconomic to try and repair it...花錢修理不合算。...the closure of uneconomic factories...關閉效益差的工廠You feel that it's uneconomic to insist that people work together in groups. Why is this?...你覺得要求大家分組工作不劃算，這是為什么...
Barry had his nose put out of joint by Lucy's aloof sophistication.露西的冷淡與世故使得巴里十分不快。Firemen tried to free the injured and put out the blaze.消防隊員努力救出傷者并撲滅大火。He crossed to the bedside table and put out the light.他走到床頭...