Skean dhu
（苏格兰高地人插在袜筒里的）小佩剑
🧩 词语组成解析
n. 双刃短剑
abbr. data handling unit 数据处理设备; dihydrouracil 二氢尿嘧啶; [计]= Document Handler Unit,文件处理机
🗣️ 情景例句
He's got 20/20 vision.
他的视力很正常。
Having this new branch means a great deal to the economy of both countries.
这家分行的建立将对两国的经济交流起到很大的作用。
He's been there for over two years. He's been there since two years ago.
他到校有两年多时间了。他两年前就到那儿学习了。