D region

【物理学】D 区(离地球表面约60～90公里处的电离层的最低部分)[亦称作D layer]

🧩 词语组成解析

region ['ridʒən]

n. 地区，地域，地带;行政区，管辖区;（大气，海水等的）层，界，境;（学问等的）范围，领域;

reg国王+ ion 表名词 → 属于国王的 → 领域；地区

Good-bye.

再见。

Do you live 1st Avenue?

你在第一大道居住吗？

and his hero was firmly rooted in his memories and experiences, and in both the history and the mythology of the vanished frontier.

他塑造的英雄人物深深地扎根于他本人的记忆和经历之中，也扎根于有关已经消失的拓荒生活的历史和神话之中。

更多情景英语 ›

day-care

defeasance

department of public works

dervin

differentiating network

dirt cheap

discontinuance

divorce by consent