Era
01
時代, 紀元
a period of history marked by particular features or events
例
The fall of the Berlin Wall marked the beginning of a new era in European politics.
ベルリンの壁の崩壊は、ヨーロッパ政治における新たな時代の始まりを告げた。
02
a baseball metric expressing the average number of earned runs a pitcher allows per nine innings
例
His ERA dropped after the midseason adjustment.
03
a formal subdivision of geological time, typically spanning several periods
例
The Mesozoic Era ended with a mass extinction.
04
期間, 時代
a phase in life or culture marked by specific interests, priorities, or trends
Slang
例
He 's in his gamer era lately, playing all day.
彼は最近ゲーマーの時代にいて、一日中ゲームをしている。
