evolving

柯林斯詞典

1. V-I When animals or plants evolve, they gradually change and develop into different forms. 進(jìn)化
The bright plumage of many male birds was thought to have evolved to attract females. 許多雄鳥(niǎo)的鮮豔羽毛被認(rèn)爲(wèi)是爲(wèi)吸引雌鳥(niǎo)而進(jìn)化來(lái)的。
Birds are widely believed to have evolved from dinosaurs. 鳥(niǎo)類(lèi)普遍被認(rèn)爲(wèi)是從恐龍進(jìn)化而來(lái)的。
2. V-T/V-I If something evolves or you evolve it, it gradually develops over a period of time into something different and usually more advanced. 使…逐步發(fā)展; 逐步發(fā)展
...a tiny airline which eventually evolved into Pakistan International Airlines. …最終發(fā)展成爲(wèi)巴基斯坦國(guó)際航空公司的一家小型航空公司。
Popular music evolved from folk songs. 流行音樂(lè)由民歌縯變而來(lái)。