英语高手请进：In the mid 1970s,那个S的意思?

英语高手请进：In the mid 1970s,那个S的意思? temperatures in the mid-to high 20's什么意思 ”highs should be in the mid-80s to low 90“的意思 in the mid 1810's怎么翻译 请问给为英语高手,in the 1940s in the 1940's有什么不同?又或是,那个是正确,那个是对的? 英语翻译Highs in the upper 50s 这是说高温 最高温度50度的意思?Lows in the mid in the mid-1990s 和 by the mid-1990s有什么区别? She's in her mid 英语短文改错题及答案in the mid-1980s researcher 学英语的请进!There's more land in Austria than the government know 英语好的高手请进!Book Review for the Old Man and the SeaIt’s a wonde 英语翻译RT还有：popular since the mid 70sintroduces in the mid 80s