Four-circle diffractometer
[化] 四圆衍射仪
🧩 词语组成解析
four
[fɔr]
num. 四;四个;第四;
n. 四的;四个一组之物;
n. [光] 衍射计
🗣️ 情景例句
Dad ... Robbie. When did you come?
爸爸……Robbie。你们什么时候来的？
May I ask you a question?
我能问你个问题吗？
He sent the journalist two more faxes, but received no reply.
他给记者先后发去两份传真，但对方毫无反应。