1
midweek + noun
midweek 作形容词时直接放在名词前，表示“周中的”或“星期三的”。
The team has a midweek game.
球队有一场周中的比赛。
周中；星期三
先理解核心含义，再看它在真实句子里的用法。
周中；星期三
the middle of the week; Wednesday
The team has a midweek game.
球队有一场周中的比赛。
周中
The middle of the week.
一周的第四天；第三个工作日
the fourth day of the week; the third working day
一周的中段
the middle of a week
We usually hold our team meeting at midweek to keep the rest of the week free.
我们通常在一周中间开团队会议，以便腾出本周剩下的时间。
I prefer to visit the supermarket in the midweek when there are fewer shoppers.
我更愿意在一周中间去超市，那时购物的人比较少。
Please submit your application by midweek if you want to be considered.
如果你想被考虑，请在周中之前提交申请。
midweek 作形容词时直接放在名词前，表示“周中的”或“星期三的”。
The team has a midweek game.
球队有一场周中的比赛。
Please send the report by midweek.
请在周中之前发送报告。
Not this
I have a midweek's rest every week.
Use this
I have a midweek rest every week.
midweek 可直接作形容词修饰名词，表示“周中的”；这里应使用形容词形式 midweek rest，而不是名词所有格 midweek's。这是受汉语“的”字结构影响而多加了 's。
Not this
The meeting will be held on midweek.
Use this
The meeting will be held at midweek.
英语中星期几前用介词 on，但 midweek（周中）不是具体的星期几，不能与 on 搭配。表示“在周中”常用 at midweek（或 in midweek），所以把 on 改为 at。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
周中比赛
The team played a midweek match in the cup.
球队在周中踢了一场杯赛。
周中短假
We're planning a midweek break to the mountains.
我们计划到山里度一个周中短假。
周中会议
I have a midweek meeting with the client.
我周中要和客户开个会。
周中航班
Midweek flights are often less expensive.
周中的航班通常便宜一些。
到周中为止
Please submit the report by midweek.
请在周中之前提交报告。
发长 /iː/ 音 (如 see, free)
Use midweek naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
midweek = mid + week，一周中间，常指星期三；联想周三像一周的中点，已过一半。
语域：neutral 常见场景：scheduling、conversation 作为名词，midweek 是中性词，通常指一周的中间日子（常为星期三），多用于日程安排或日常交谈，正式与非正式场合均适用。
Quick, sick, and thick rhyme with the -week part of midweek (pronounced /wɪk/). Week and weekend look the same as the ending but are pronounced /wiːk/, so they are not rhymes. Midnight shares the spelling and sound of mid- (/mɪd/).
Dictionary facts from ECDICT, WIKTIONARY.