Dast
abbr. direct analog storage technology 直接模拟存储技术; distributed anti-Stokes thermometry 分布式反斯托克斯测温技术; Division for Advanced Systems Technology 高级系统技术部; diethylaminosulfur trifluoride 二乙基胺三氟化物
🗣️ 情景例句
Where do you work?, What school do you go to?
“你在哪工作？”，“你在哪儿上学？”。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
What's this in English?
这个（东西）用英语怎么说？