Variograph
变量计
🗣️ 情景例句
Are you sure? But ... OK.
你确定吗？ 但……算了。
Last year, he applied to Harvard University for a scholarship and succeeded in passing a difficult examination.
去年，他向哈佛大学申请奖学金并通过了一个很难的考试。
What are you doing? he asked.
“你在做什么？”他问道。