英语词汇“D region”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	D region
释义	D region the lowest region of the ionosphere, in which the D layer develops. [1925-30]
随便看	threadworm thready threap threat threaten threatened species threatening three three-a-cat three-bagger three-ball match three-base hit three-birds three-body problem three-card monte three-color three-cornered three-decker three-dimensional Three Fires three-fold threefold three-gaited three-handed Three Hours

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。