科学技術において、大きな革命が起こった。

A great revolution has taken place in technology.

科学(かがく)技術(ぎじゅつ)において、大(おお)きな革命(かくめい)が起(お)こった。

Kagaku gijutsu nioite, ōkina kakumei ga okotta.

科学 (かがく)

science

技術 (ぎじゅつ)

art; craft; technique; technology; engineering; skill

に於いて (において)

in; on; at (place); as for; regarding

大きな (おおきな)

big; large; great

革命 (かくめい)

revolution; 58th year of the sexagenary cycle (in onmyou-dou)

が (が)

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

起こる (おこる)

to occur; to happen

Reading: カ

Meanings: department, course, section

Readings: ガク、まな.ぶ

Meanings: study, learning, science

Readings: ギ、わざ

Meanings: skill, art, craft, ability, feat, performance, vocation, arts

Readings: ジュツ、すべ

Meanings: art, technique, skill, means, trick, resources, magic

Readings: ダイ、タイ、おお-、おお.きい、 -おお.いに

Meanings: large, big

Readings: カク、かわ

Meanings: leather, skin, reform, become serious

Readings: メイ、ミョウ、いのち

Meanings: fate, command, decree, destiny, life, appoint

Readings: キ、お.きる、お.こる、お.こす、おこ.す、た.つ

Meanings: rouse, wake up, get up