例句
The idea of ether was once widely accepted in physics.
以太的概念曾经在物理学中被广泛接受。
Some chemicals are volatile ethers.
一些化学物质是挥发性的醚类。
The idea of ether was once widely accepted in physics.
以太的概念曾经在物理学中被广泛接受。
Some chemicals are volatile ethers.
一些化学物质是挥发性的醚类。