Crookes's tube
[医] 克鲁克斯氏管(X线真空管)
🧩 词语组成解析
🗣️ 情景例句
I am, too.
我也一样。
Did you hear something?
你听到了什么？
the king himself set out to penetrate the camp of Guthrum, the commander of the Danish invaders.
他亲自潜入丹麦入侵司令官古瑟罗姆的营地。