ionosphere

n. 电离层 [化] 电离层

发音

UK

词形变化

ionospheres 复数 ionospheres

释义与例句

n.
  1. 1.

    The part of the Earth's atmosphere beginning at an altitude of about 50 kilometers (31 miles) and extending outward 500 kilometers (310 miles) or more.

    电离层

  2. 2.

    The similar region of the atmosphere of another planet.

词汇关系

名词

上位词 2

part region

整体词 2

air atmosphere

词源

From iono- + -sphere.

来源：wiktionary