名詞 innovation:

1. a creation (a new device or process) resulting from study and experimentation
   同義詞：invention
2. the creation of something in the mind
   同義詞：invention, excogitation, conception, design
3. the act of starting something for the first time; introducing something new
   同義詞：initiation, founding, foundation, institution, origination, creation, introduction, instauration

1. A surge of innovation in techniques is on the horizon.
   技術(shù)改進(jìn)的浪潮即將出現(xiàn)。
2. Anesthesia was a great innovation in medicine.
   麻醉是一項(xiàng)偉大的醫(yī)學(xué)創(chuàng)新。
3. A clever trick, method, or device, especially one that is new and different; an innovation.
   新方法、革新機(jī)智的詭計(jì)、辦法或方法，尤指新穎別致的方法; 創(chuàng)新
4. After being led by him, one innovation after another are showing.
   從他領(lǐng)導(dǎo)后，一個(gè)又一個(gè)革新項(xiàng)目出現(xiàn)了。
5. It was a period of innovation.
   這是革新時(shí)期。

in.no.va.tion

n.（名詞）
The act of introducing something new.
革新：介紹新東西的行為
Something newly introduced.
新方法，新技術(shù)：新介紹的東西

【引伸】
in.nova.tional
adj.（形容詞）