英语词汇F region的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	F region
释义	F region ['ef,ri:d?i?n] 释义 [气象学]F区,F(电离)层英英释义 Noun 1. the highest region of the ionosphere (from 90 to 600 miles up) that contains the highest concentration of free electrons and is most useful for long-range radio transmission
随便看	thrashing about thrashing-floor thrashingfloor thrashing floor thrashing floors thrashing ground thrashing machine thrashing mill thrashing out thrashings thrashing speed thrash metal thrash-metal thrash metaller thrash out thrash ... out thrash out something thrash over thrash over old straw thrash plate thrash someone's jacket thrash something out thrash sth out thrash up thrashy

英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

F region