WORD BY WORD
ionosphere
英/ˈaɪənˌɒsfiə/
美/ˌaɪˈɑnɔsˌfiɹ/
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01n.
电离层
the outer region of the Earth's atmosphere; contains a high concentration of free electrons
WORD BY WORD
当前浏览器暂不支持朗读。
the outer region of the Earth's atmosphere; contains a high concentration of free electrons