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
on the farm.
在农场。
After forty years teaching English he thinks it's time to call it a day.
他教英语四十年，认为该退休了。
Where have you been?
你去哪儿了？