The survey was carried out in both urbanandrural areas.
该调查在城市和乡村地区都开展了。
《柯林斯英汉双解大词典》
2
The maximum differences in temperature between neighboring urbanandrural environments is called the heat-island intensity for that region.
城市周边和乡村环境之间的最大温差值叫做该地区的热岛效应强度。
3
Teachers in low-income urbanandrural areas with no history of participating in math competitions may not know about advanced-math opportunities like Math Counts.
低收入的城乡地区的教师没有参加过数学竞赛,他们可能不知道有像 Math Counts 这样学习高数的机会。