和我們同時＝當代的
把對照對象換成「我們現在」：和我們同時發生、同時做出來的，就是當代的。這是同一個概念的特例，也是今天最常用的一支。
modern; present-day · adjective · B2
Belonging to the present time; happening or made now; modern.
當代的
核心畫面
Picture two lifelines drawn side by side on a timeline and the stretch where they overlap. That overlap is the word: two things sharing the same slice of time. Then notice the special case — when the slice being shared is OUR slice, 'same time as us' simply means modern. One idea, two uses, and the second is just the first with 'us' as the other line.
可以想成：時間軸上並排畫兩條線，看它們重疊的那一段。那段重疊就是這個字：兩樣東西共用同一塊時間。接著注意一個特例——…更多收起
可以想成：時間軸上並排畫兩條線，看它們重疊的那一段。那段重疊就是這個字：兩樣東西共用同一塊時間。接著注意一個特例——當共用的那塊時間就是「我們現在」，「和我們同時」講白了就是「當代的」。所以這個字只有一個概念、兩種用法，第二種不過是把另一條線換成了我們自己。From the picture
Also in this word
of the same period · adjective · B2
Happening or existing in the same period of time as something else.
同時期的
person of the same era · noun · B2
A person who lived or was somewhere at the same time as someone else.
同時代的人
原始詞典資料5 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
contemporaryadj/kənˈtɛm.p(ə.)ɹə.ɹi/
- 1
From the same time period, coexistent in time; contemporaneous.
- A neighb'ring Wood born with himself he sees, / And loves his old contemporary trees.
- As this King [Henry VIII] vvas contemporary vvith the greateſt Monarchs of Europe, viz. the Emperor, the Kings of Spain and France, ſo he vvas engaged in many VVars, and in divers Leagues and Pacifications vvith them or either of them; for the better conſulting the Peace of Mankind.
- 2
Modern, of the present age (shorthand for ‘contemporary with the present’).
- We live our lives in three dimensions for our threescore and ten allotted years. Yet every branch of contemporary science, from statistics to cosmology, alludes to processes that operate on scales outside of human experience: the millisecond and the nanometer, the eon and the light-year.
- Men In Black 3 finagles its way out of this predicament by literally resetting the clock with a time-travel premise that makes Will Smith both a contemporary intergalactic cop in the late 1960s and a stranger to Josh Brolin, who plays the younger version of Smith’s stone-faced future partner, Tommy Lee Jones.
contemporarynoun/kənˈtɛm.p(ə.)ɹə.ɹi/
- 1
Someone or something belonging to the same time period (as someone or something else)
- Cervantes was a contemporary of Shakespeare.
- The early mammals inherited the earth by surviving their saurian contemporaries.
- 2
Something existing at the same time.
- 3
datedSomething existing at the same time.
- Annexation therefore was inevitable; but (as I have said above) it was not necessarily of prime importance in our national policy, and there has been no need to exaggerate—as I fear many of our contemporaries have exaggerated— […]
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。