Bragg equation
[化] 布拉格方程
🧩 词语组成解析
Bragg
[[bræg]]
[计] 布拉格
🗣️ 情景例句
from his new book entitled Family Album, U.S.A.
从他的新书Family Album, U.S.A.
Where have you been all this time?
这段时间你跑到哪里去了？
(laughing) Really? I've never heard of that before! Thank you very much! Goodbye!
真的吗？我以往从来没有听说过这种事。非常感谢您！再见！