Mid- is used to form nouns or adjectives that refer to the middle part of a particular period of time, or the middle point of a particular place.
例句
...the mid-eighteenth century...18世紀中葉Davis is in her mid-thirties.戴維絲35歲左右。
英漢詞典釋義
adj.
中間的,居中的, 中央的,中部的
Quills were the chief writing implement from the 6th century AD until the advent of steel pens in the mid 19th century.從公元6世紀到19世紀中期鋼筆出現以前,羽毛筆是主要的書寫工具。
(用于復合詞中)中,中間的
The affair led to a mid-term Cabinet reshuffle (= when the prime minister/president changes some of the people in the Cabinet).這次事件引發了內閣中途改組。The air-conditioning quit on us in mid-July.空調居然在七月中旬撇下我們。The first grapes are harvested in mid- August.第一茬葡萄通常在8 月中旬收獲。