Butex
[化] 二(β-丁氧乙基)醚; β,β'-二丁氧基二乙醚
🗣️ 情景例句
Fine, thank you.
很好， 谢谢你 。
The post office is up there on the left, You can't miss it.
那邮局就在那儿靠左边，很好找。
The captive elephant, still roped to a tree,
捕来拴在树上的大象，