1
in wartime
表示‘在战时’，常不加冠词。
Many families were separated in wartime.
战时许多家庭被迫分离。
战时；战争时期
先理解核心含义，再看它在真实句子里的用法。
战时；战争时期
the period during which a war is being fought
Many families were separated in wartime.
战时许多家庭被迫分离。
某地战争进行中的时期
A period during which a war is in progress in a particular place.
发生武装冲突的时期
a period of time during which there is armed conflict
During wartime, many families had to leave their homes quickly.
战争期间，许多家庭不得不迅速离开家园。
The old railway station was used as a hospital in wartime.
那座旧火车站在战时被用作医院。
These photographs show what wartime was like for ordinary people.
这些照片展示了战时普通人的生活。
表示‘在战时’，常不加冠词。
Many families were separated in wartime.
战时许多家庭被迫分离。
与in wartime可互换，但during更强调时间段。
During wartime, resources are often scarce.
战争期间，资源往往匮乏。
wartime作定语，修饰名词，表示‘战时的’。
The government implemented wartime measures to control inflation.
政府实施战时措施以控制通货膨胀。
Not this
Many families were separated at wartime.
Use this
Many families were separated during wartime.
Wartime 前通常用介词 during 或 in，而不是 at。'at wartime' 是错误表达，应使用 'during wartime' 或 'in wartime'。
Not this
It was a wartime of great fear.
Use this
It was a period of great fear during wartime.
Wartime 通常作为不可数名词使用，不加不定冠词 'a'。表示'一个战争时期'应说 'a period of wartime' 或直接用 'wartime'。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
战时条件
The soldiers endured harsh wartime conditions.
士兵们忍受了艰苦的战时条件。
战时经历
He shared his wartime experiences with the students.
他与学生们分享了他的战时经历。
战时经济
The country shifted to a wartime economy after the invasion.
入侵后，该国转向了战时经济。
战时短缺
People faced severe wartime shortages of food and fuel.
人们面临着严重的食物和燃料战时短缺。
战时记忆
She often talked about her wartime memories of the city.
她经常谈起她对这座城市的战时记忆。
战时状态
The government put the economy on a wartime footing.
政府将经济置于战时状态。
战时定量配给
During the conflict, essential goods were subject to wartime rationing.
冲突期间，必需品实行战时定量配给。
战时恋情
Their wartime romance blossomed despite the danger.
尽管危险重重，他们的战时恋情还是绽放了。
在战时，真理是如此珍贵，以至于她必须时刻由谎言保镖护卫。
He wrote many letters during wartime.
他在战时写了很多信。
Use wartime naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象战时的时钟，时刻都与战争（war）和时间（time）相关，记作wartime。
Register: neutral. Typical contexts: historical discussions, news reports, military analysis. Note (zh): 通常用于正式或历史语境，比较中性。
通常作定语修饰名词（如 wartime experiences），词性仍为名词；常用搭配 in wartime / during wartime。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.