英语词汇upper Devonian怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	upper Devonian
释义	upper adj — 上 adj • 上部 adj • 高层 adj • 较高的 adj • 上面的 adj upper n — 鞋面 n • 鞋帮 n
随便看	gate Action gate actuator gate agent gate and ball valves gate and globe valves gate area gate array Gateau Gateau gateaus gate baggage gate bipolar transistor Gate building gate c gate capacitance gate capacity gate catch Gate catch gate change gate channel gate charge gate check gate closed gate closed -flugplan gate closure

英汉双解词典包含2273206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。

upper adj —