Dasd
n. 文件资料编制辅助系统
🗣️ 情景例句
No one knows for certain what happened, but it's a fair bet that it was not an accident.
没有人知道究竟发生了什么，但几乎可以肯定这并非意外。
Her parents died when she was a baby and she was raised by her grandparents.
她很小的时候，父母就死了，是祖父母把她带大的。
I don't know. I haven't made up my mind yet.
不知道。我还没下定决心呢。