n.【U】乙醚；醚；以太；太空
A whiff of ether will put you out in a few seconds. 一剂乙醚几秒钟后就会使你失去知觉。
Ether was used formerly to put a patient to sleep before an operation. 从前人们在手术前用乙醚来使病人昏睡。
Williamson reaction is one important method to prepare unsymmetric ether. Williamson反应是制备不对称醚类化合物的重要方法。
It was once believed that light wave traveled through the ether. 人们曾经相信光波在以太中穿过。
Her words disappeared into the ether. 她的话消失在九霄云外。
adv.总共；完全；总的来说
conj.是否；不管；无论
n.荷兰（国家名，全称the Kingdom of the Netherlands）
adj.下面的；地下的
