كيف تنطق "ionosphere"
word
ˌaɪˈɑnɔsˌfiɹ
eye-AH-naw-sfeer
ˈaɪənˌɒsfiə
EYE-uhn-OSS-fee-uh
التعريف
The ionosphere is a part of Earth's upper atmosphere, from about 60 km to 1,000 km above the ground, where many atoms are ionized by solar radiation. It plays an important role in reflecting radio signals and in atmospheric electricity.
نسخ IPA
الإنجليزية الأمريكية
ˌaɪˈɑnɔsˌfiɹ
الإنجليزية البريطانية
ˈaɪənˌɒsfiə
نطق مبسط
أمريكي
eye-AH-naw-sfeer
بريطاني
EYE-uhn-OSS-fee-uh
استمع في السياق
The ionosphere helps radio waves travel long distances.
Scientists study the ionosphere to understand space weather.
The auroras are caused by particles in the ionosphere.
After sunset, the ionosphere changes and affects radio signals.