Period
01
a span of time, often with a clear beginning and end
例
We lived in the city for a short period.
This period of history was marked by great change.
02
the symbol (.) used to end a declarative sentence or mark an abbreviation
Dialect
American
American
例
Do n't forget to put a period at the end of the sentence.
His initials were written as J.D., with a period after each letter.
03
時限, 授業時間
each part into which a day is divided at a school, university, etc.
例
During the first period, the class focused on mathematics, tackling complex equations and problem-solving.
The teacher announced a surprise quiz during the third period, catching the students off guard.
04
a length of time defined by the repetition of a process or phenomenon
例
The Earth 's rotation defines a 24-hour period.
The pendulum swings back and forth in a fixed period.
05
生理, 月経
the monthly process where the uterus sheds its lining, resulting in blood discharge
例
She experienced irregular periods during her teenage years, which later became more predictable.
彼女は10代の頃に不規則な生理を経験し、後により予測可能になった。
Many women use menstrual products to manage their period comfortably.
多くの女性が、月経を快適に管理するために生理用品を使用しています。
06
a division of geological time during which a specific set of rock layers was formed
例
The Jurassic period is famous for its dinosaurs.
Fossils from the Cambrian period reveal early life forms.
07
the conclusion or final point of something
例
Their contract came to a period last year.
The project has reached its natural period.
08
ピリオド, 三分の一
one of the three equal divisions of play in hockey, each lasting typically 20 minutes
例
They scored three goals in the first period of the game.
彼らは試合の最初のピリオドで3得点を挙げた。
Scoring in the opening period set the tone for the rest of the game.
開始ピリオドでの得点がゲーム全体の流れを決めた。
09
周期, 間隔
a recurring interval or length associated with a mathematical function or pattern
例
The period of a trigonometric function is the length of the interval over which the function repeats its values.
三角関数の周期は、関数がその値を繰り返す間隔の長さです。
The period of a periodic function is the smallest positive value of p for which f(x+p)=f(x ) for all x.
周期関数の周期とは、すべてのxに対してf(x+p)=f(x)が成り立つ最小の正のpの値である。
period
01
以上, 終わり
used to emphasize that something is final, absolute, or non-negotiable
例
I am not going to change my mind about this, period.
これについて私は考えを変えません、以上。
I told you I do n't want to discuss it anymore, period.
もうこれ以上話したくないと言ったでしょう、以上。
period
01
時代物の, 歴史的な
typical of or relating to a specific historical time, especially used for things like fashion, furniture, or films
DialectAmerican
American例
They wore period costumes for the play.
彼らは劇のために時代衣装を着ました。
The house is filled with period furniture.
家は時代の家具でいっぱいです。
語彙ツリー
periodic
periodicity
period
